Tuesday, February 28, 2023

Windows 11 Phone Link supports limited iPhone syncing in preview

Microsoft is taking its first steps towards bringing iPhone syncing to Windows 11. The company announced today that the Insider preview of Phone Link would support iPhones starting this week. The feature (which has undergone several name changes) has worked with Android phones since as far back as 2015.

The initial preview will only sync calls, messages and contacts from your iPhone to a Windows 11 PC. (It will show them like regular Windows notifications.) However, there are some limits: You won’t be able to reply to group messages, and sending media in messages is also unsupported. Still, it’s a big step in the right direction for a feature that has thus far excluded the countless people who use both iPhones and Windows PCs.

Microsoft says Phone Link for iPhones will only roll out to “a small percentage” of Windows Insiders this week; it explicitly states that not all Insiders will initially see the option. Instead, the company will expand the preview to more Insiders as it gathers feedback from the first batch of testers. Further, access is cloud-based, so there won’t be a specific version of the Phone Link app that instantly lets you use the preview.

Screenshot of a Windows 11 desktop showing the Phone Link app with the
Microsoft

If you’re one of the lucky few accepted, you’ll see an option to link your iPhone in the Phone Link app. After choosing it, it will guide you through the steps to pair your phone and PC over Bluetooth (including scanning a QR code). You’ll also need to confirm a code and grant permissions on both the Windows and iOS sides to ensure everything syncs up.

The feature follows Intel’s Unison app, which supports calls, messages, notifications and file transfers between phones (including iPhones) and Intel PCs. Several third-party apps like AirDroid have offered similar functionality for years.

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GravaStar's latest speaker looks like a tiny crawling robot

GravaStar, known for science-fiction-inspired speakers with surprisingly solid sound, introduced a new model today. In addition to playing music, the Supernova Bluetooth speaker doubles as a lantern — while resembling something that belongs in the Star Wars prequels. The company pitches it as a camping companion that ticks the boxes for music, lighting and oddball novelty.

The speaker has a metallic body made from a zinc alloy. Its lantern-like design can produce customizable lighting effects while changing color to the music’s rhythm. On the audio front, it has 25 watts of power and a rating of 90db with a three-inch full-range speaker and half-inch high-frequency tweeter. It also supports stereo pairing if you buy two of them.

The speaker weighs 2.2 lbs and has a handle with collapsible legs. GravaStar estimates up to seven hours of battery life and a Bluetooth distance of up to 20 meters. The Supernova speaker / lantern is available to order today for $180. The company tells Engadget that it will ship by the end of March.

A cute robot charger (mech-inspired) sitting on a wooden desk. Various blurred objects are behind it.
GravaStar

GravaStar is also launching a 65W charger that looks like a cross between a mech and a prop from a B-grade 20th-century sci-fi film. The Alpha65 charger has one USB-A and two USB-C ports. In addition, it uses GaN (gallium nitride) tech, which should make it faster and more energy-efficient than standard silicon chargers. Finally, it includes a synchronous rectification chip to help reduce power loss when converting AC to DC. The Alpha65 charger costs $60 and is available to order starting today.

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Polar is bringing its fitness tracking tech to rival watches

Polar isn't as big a name in fitness watches as competitors like Garmin, but it believes it has a way to extend its footprint: license its technology to those rivals. The company is now making 25 fitness algorithms available to some companies. "Powered by Polar" watches can use the brand's activity, health and sleep tracking know-how in combination with their own hardware and services. Third parties won't have to pour years of research into their products just to get started, Polar claims.

The first watch to use Polar's framework is Casio's new G-Shock G-Squad GBD-H2000. There aren't many official details at tis stage, but the sequel to the GBD-H1000 is expected to feature a similarly chunky design while adding Polar's fitness science and a gyroscope. It should still include solar-assisted charging, GPS and a host of sensors that include an altimeter, barometer, compass and thermometer.

Polar isn't a complete stranger to offering fitness tech to business customers, such as online tracking tools. It has solutions for coaches, fitness classes, schools and teams. However, this is the first time it's providing tech directly to the competition. In theory, this brings advanced fitness tracking to a wider range of devices, and might let watchmakers consider fitness products that simply weren't options before now.

To some extent, though, this is an acknowledgment that Polar's in-house watches aren't the strongest sellers. The firm describes itself as a "top 10 player" in wearables, but that still leaves it trailing the heavyweights. Garmin was the only fitness-first watch brand whose shipments cracked the top five in the second quarter of 2022, according to Canalys estimates, and it had 5.5 percent of the market. Algorithm licensing could help Polar boost its profits and influence regardless of how its device sales fare.

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LastPass says hackers broke into an employee PC to steal the company's password vault

LastPass has posted an update on its investigation regarding a couple of security incidents that took place last year, and they're sounding graver than previously thought. Apparently, the bad actors involved in those incidents also infiltrated a company DevOps engineer's home computer by exploiting a third-party media software package. They implanted a keylogger into the software, which they then used to capture the engineer's master password for an account with access to the LastPass corporate vault. After they got in, they exported the vault's entries and shared folders that contained decryption keys needed to unlock cloud-based Amazon S3 buckets with customer vault backups.

This latest update in LastPass' investigation gives us a clearer picture of how the two security breach incidents it went through last year were connected. If you'll recall, LastPass revealed in August 2022 that an "unauthorized party" gained entry into its system. While the first incident ended on August 12th, the company said in its new announcement that the threat actors were "actively engaged in a new series of reconnaissance, enumeration, and exfiltration activities aligned to the cloud storage environment spanning from August 12th, 2022 to October 26th, 2022."

When the company announced the second security breach in December, it said the bad actors used information obtained from the first incident to get into its cloud service. It also admitted that the hackers made off with a bunch of sensitive information, including its Amazon S3 buckets. To be able to access the data saved in those buckets, the hackers needed decryption keys saved in "highly restricted set of shared folders in a LastPass password manager vault." That's why the bad actors targeted one of the four DevOps engineers who had access to the keys needed to unlock the company's cloud storage. 

In a support document (PDF) the company released (via BleepingComputer), it detailed the data accessed by the threat actors during the two incidents. Apparently, the cloud-based backups accessed during the second breach included "API secrets, third-party integration secrets, customer metadata and backups of all customer vault data." The company insisted that all sensitive customer vault data aside from some exceptions "can only be decrypted with a unique encryption key derived from each user's master password." The company added that it doesn't store users' master passwords. LastPass also detailed the steps it has taken to strengthen its defenses going forward, including revising its threat detection and making "a multi-million-dollar allocation to enhance [its] investment in security across people, processes, and technology."



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Xiaomi's 300W demo fully charges a phone in five minutes

Back in late October, we saw Xiaomi releasing its 210W mobile charging tech by way of its Redmi sub-brand, and this was eventually beaten by a 240W version from Realme — part of the Oppo and OnePlus family — in early February. Given that it's MWC week, today Xiaomi swiftly responded with a whopping 300W demo, which brought the charging time down to a little under five minutes — almost half that of the two aforementioned achievements. Xiaomi added that this new 300W charger comes in the same size as its earlier 210W counterpart, thanks to a better modular design plus heat dissipation on the inside.

The 300W demo featured a Redmi Note 12 Pro+ modified with a 4,100mAh battery, which is a little smaller than the 4,300mAh in the 210W Redmi Note 12 Discovery Edition (and the Realme has a far more generous 4,600mAh). As you can see in the video, the phone reached 20 percent in just a little over one minute, followed by the 50 percent mark in 2 minutes 12 seconds, and then 100 percent in just a little under 5 minutes. The power meter indicated a peak input of a little over 290W for the charger, and it also managed to sustain 280W and above for around two minutes at one point.

The company said the battery here pack more powerful 15C cells (as opposed to the 10C cells in the Discovery Edition), which consist of new carbon materials in place of some of the conventional graphite parts, thus reducing the electrodes' thickness by 35 percent. Together with an improved electrolyte formula, this lithium ion battery can pack a higher power density with a faster charge and discharge rate, while apparently reducing the amount of heat produced in the process. These ultra-thin cells are then stacked with thermal materials in between as part of a new "sandwich" design, in order to optimize heat dissipation while making better use of internal space. As far as safety is concerned, Xiaomi claimed that there are over 50 features built into the system to keep tabs on the current, voltage and temperature on each charging chip.

Xiaomi's announcement today has definitely set another milestone for the mobile industry, though the company didn't mention whether this 300W charging tech will be mass produced. Nor did Xiaomi share figures on charging cycles, which makes for a sober reminder of how battery lifespan can be affected by higher charging power.



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Monday, February 27, 2023

The OnePlus 11 Concept phone includes PC-like liquid cooling

After a wave of teasers, OnePlus has revealed its latest experimental phone — and this time the features are more practical than in the past. The OnePlus 11 Concept centers on "Active CryoFlux" liquid cooling that mimics what you see in some gaming PCs. The system uses a piezoelectric ceramic micropump to send cooling fluid throughout pipelines in the phone (visible on the outside) without "significantly" increasing the phone's bulk.

The result is a slight but tangible performance improvement, OnePlus claims. The company says the temperature drop boosts games by up to three to four frames per second, and reduces charging times by 30 to 45 seconds. Those figures won't have you rushing to replace your existing phone, but may help wring the full potential out of an upgrade.

After that, the differences versus the standard OnePlus 11 are mostly cosmetic. The conspicuous pipelines and blue LED lighting are the most obvious changes, but you'll also find a camera hump with intricate guilloché engraving similar to what you'd find on the dial of a luxury watch.

The OnePlus 11 Concept won't enter production. However, it won't be surprising if the liquid cooling and design techniques find their way to future phones. No, this won't match the raw cooling power found in high-end gaming phones, but it might make OnePlus more enticing if you want above-average speed without carrying a brick in your pocket.



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Published on YouTube: 18 Gadgets That Will BLOW YOUR MIND! | Amazon Gadgets

18 Gadgets That Will BLOW YOUR MIND! | Amazon Gadgets
FULL VIDEO: https://youtu.be/8UR9qMd-guQ 18 Gadgets That Will BLOW YOUR MIND! | Amazon Gadgets Welcome Back To ...
via YouTube https://www.youtube.com/watch?v=6gFmTJnfDkQ WorldWideTech

Honor’s Magic 5 Pro offers a polished alternative for Android connoisseurs

After breaking from Huawei, Honor has made the case that, in Europe at least, it is Samsung’s true rival in the Android space. In the last three years, it has offered flagship phones that are spec-for-spec the equal of whatever that year’s S-series is packing. Sadly, it’s also doing this at a time when the spec arms race is all but done, and it’s harder than ever to actually stand out amongst the crowd. The Magic 5 Pro doesn’t deviate from the template laid down by its two predecessors, so Honor can’t play on your neophilia as a reason to buy it. But there might be something in the sheer muscularity of its offering that could tempt you into making the switch.

The Magic 5 Pro is making its debut at MWC in Barcelona, and will be sold in both Europe and China. Design-wise, it’s close to its predecessor, but Honor says the new handset apes the sweeping, organic curves favored by Catalan architect Antoni Gaudí. Where the Magic 4 Pro had a fairly hard line around its camera hump – sorry, Eye of Muse – here the back cover pours itself into the bump quite seamlessly. It’s comfortable enough in your hand and light enough to hold, but you’ll need the case to keep things pristine. It’s available in fingerprint-magnet piano Black and Meadow Green, which looks nicer in person than it does in photos.

Render of Honor's Magic 5 Pro in Meadow Green, stood monolithically in a pastoral scene.
Honor

A sense of evolution, rather than revolution, continues along the rest of the spec list, with little major difference between the Magic 4 and its replacement. The “Quad Curved Floating Screen” is, like the Magic 4, a 6.81-inch, 120Hz, LTPO OLED display with a 2,848 x 1,312 resolution that curves into the frame. Honor says that the enhancements are mostly behind the scenes, with a new discrete display chipset for better video quality and better brightness. Whereas the Magic 4 could muster up 1,000 nits, its successor can crank out 1,300 nits, or 1,800 nits at peak.

Nestled inside is a Snapdragon 8 Gen 2, up from the Gen 1 found on the Magic 4, matching the silicon inside the S23, which is paired with 12GB RAM and 512GB storage. Although Honor can’t call upon the same overclocking magic found in Samsung’s handset, it does say its AI-infused performance software will do a similar job. Sadly, I had all of ten minutes to spend with the handset and so there wasn’t the chance to do any serious stress testing. But history tells us that a handset this chock-full of gear is hardly going to be a slouch.

A 5,100mAh battery is powering the show here, a significantly bigger battery than the 4,500 found on the 4. This, I suspect, is the reason this handset is four grams heavier than the last one, but what’s a couple of grams between friends, eh? That cell will accept 66W wired or 50W wireless charging, if you have the necessary Honor SuperCharge stand in your home. As I said above, this is more or less what you’d expect with any Android flagship these days.

The major selling point for a handset like this is the camera, and Honor is doing its usual job here. Magic 5 Pro comes with a “Star Wheel” version of its “Eye of Muse” camera ring, packed with three beefy lenses jutting out from the back. First is a 50-megapixel, f/1.6 lens with a custom 1/1.12-inch sensor, the manufacturer of which I don’t yet know. That’s paired with a 50-megapixel, f/2.0 ultra-wide camera with a 122-degree field of view and a 50-megapixel, f/3.0 periscope telephoto with a 3.5x optical zoom and 100x digital zoom connected to Sony’s IMX858 image sensor. Less attention is given to the forward facing camera, which is probably the same 12-megapixel, f/2.4 unit paired with a 3D depth camera as found in the Magic 4 Pro.

(Those with long memories, or access to Google, will recall that the Magic 4 Pro’s telephoto lens had a quoted resolution of 64-megapixels. An Honor spokesperson said that the switch is down to an improvement in sensor size, and the new image engine will offer “far better light sensing.”)

Image of both colorways of Honor's Magic 5 Pro side-by side, including the fingerprint-smeared piano gloss black (which I'd wiped seconds before) and the green version, which looks more petrol in the images.
Daniel Cooper

Supporting the headline trio is, again, an 8x8 Direct Time of Flight Sensor for laser focusing, a multi-spectrum color temperature and flicker sensor. Those will all add muscle to the handset’s upgraded image engine, promising faster capture, better HDR and higher quality computational photography. The company hinted about further improvements to the stills shooting, and while the video-shooting abilities garnered nary a mention, it’ll still output (compressed) “Log” footage using Honor’s proprietary Magic-Log format.

As for what you can do with those lenses, Honor is making the same noises it’s always made about its class-leading imaging. As well as a Dxomark score of 152, the company — before the handset was even announced – bragged that the Magic 5 Pro’s camera was good enough to capture a Guinness World Record in the making. And that its AI smarts were capable of plucking a single, perfect frame of a basketballer mid-dunk that was worthy of sharing.

Now, we must always treat these pledges as they’re intended, knowing that they mean nothing until we’ve tried to replicate those results ourselves. As we learned last year when we really tested the Magic 4 Pro’s promise of 4K video shooting, promises are cheaper than delivering.

One thing that’s clear about so many handsets these days is that companies are looking for marginal gains all over the package. For instance, Honor says the Magic 5 Pro has discrete Bluetooth and WiFi antennas which should boost download speeds and improve the reliability of your Bluetooth connection. It’s hard to see if those are current gripes with a wide number of users, but it’s good to see some thought put to improving matters.

And Honor has also revived a much-ballyhooed, rarely-loved gimmick feature in the form of air gestures. Now, you can control elements of your phone’s UI from a foot over the top of the front facing camera, when you’re trying to browse recipes with messy hands. Honor says that their return is thanks to the Snapdragon 8 Gen 2’s additional power, which is capable of watching your hand movements without putting too much pressure on the system-on-chip.

Now, I only had about ten minutes of time with the handset, and there wasn’t a whole lot of stuff I could do to put it through its paces. I will say that I’m expecting the imaging performance to be a lot snappier than what was available on the demo unit, which felt a little sluggish. And that while nobody’s expecting any smartphone maker to reinvent the wheel, there’s fewer marks on offer for polish. As I said at the top, my initial impression of Honor’s Magic 5 Pro is of a handset that doesn’t deviate from the template laid down by its two immediate predecessors, but one that’s been polished to a very high shine.

As well as the Magic 5 Pro, the company also announced the European arrival of the Magic 5, a less expansive version of the same handset. Both will be available at some point in the second quarter of the year, with the Magic 5 — with 8GB RAM and 256GB storage, priced at €899 ($950), while the Magic 5 Pro with 12GB RAM and 512GB storage will set you back €1,199 ($1,267). But I suspect that Honor might need to trim that asking price down a little if it really wants to tempt away folks who, right now, have sworn their brand allegiance to Samsung.



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Sunday, February 26, 2023

Twitter has reportedly laid off product manager Esther Crawford

For at least the fourth time since he said the company was done with layoffs, Elon Musk is reportedly cutting more of Twitter’s workforce. According to The Information, the social media website laid off “dozens” of employees on Saturday evening. The outlet put the number of affected staffers at approximately 50, a number Platformer’s Zoë Schiffer later said was likely much higher.

“Hearing that the Twitter layoffs last night were well above 50 and hit multiple departments including engineering,” Schiffer tweeted on Saturday, subsequently adding that product manager Esther Crawford was among those Twitter let go on over the weekend. Crawford’s departure is notable for a few reasons. Outside of Musk himself, she was one of the most recognizable faces at “Twitter 2.0.” She led the company’s Twitter Blue redesign and oversaw work on its upcoming payments platform. At one point, she even shared a photo of herself sleeping on the floor of Twitter’s office.

The company’s latest cuts claimed at least one other prominent employee. On Saturday morning, Revue founder Martijn de Kuijper tweeted he was among those who had lost their job. “Waking up to find I’ve been locked out of my email,” he said. “Looks like I’m let go.” Twitter shut down Revue at the start of this year. Musk did not address the cuts on Twitter. “Hope you have a good Sunday,” he tweeted early Sunday afternoon. “First day of the rest of your life.” Since his takeover of the company last year, it’s believed Twitter has cut more than 80 percent of its full-time staff. As of January, the company’s daily revenue was reportedly down 40 percent year-over-year.



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Russia's replacement Soyuz spacecraft arrives at ISS to bring back MS-22 crew

MS-23, the Soyuz spacecraft Russia sent to bring cosmonauts Sergey Prokopyev and Dmitry Petelin and NASA astronaut Frank Rubio back to Earth, has arrived at the International Space Station. Per Space.com, Russia’s Roscosmos Space Agency announced early Sunday morning that the unmanned vessel docked with the ISS at 7:58PM ET on Saturday evening. As expected, the flight launched from the Baikonur Cosmodrome in Kazakhstan on February 24th.

MS-23 was originally scheduled to launch later this year, but Roscosmos was forced to push up the flight after MS-22 – Prokopyev, Petelin and Rubio’s original return craft – sprung a coolant leak in December following a micrometeoroid strike. The incident put Roscosmos and NASA in a tricky spot. If an emergency broke out on the ISS and the entire crew had to evacuate, it wasn’t clear whether MS-22 could carry its crew safely back to Earth. Roscosmos and NASA eventually settled on a contingency plan that would have seen MS-22 transport Prokopyev and Petelin, while Rubio would have hitched a ride on the SpaceX Crew-5 Dragon. Thankfully, the two agencies weren’t forced to put that plan to the test.

With MS-23 safely docked with the ISS, Prokopyev, Petelin and Rubio will remain at the space station until at least September. The three were originally due to complete their mission in March. In the meantime, Roscomos plans to bring MS-22 back to Earth sometime next month.



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The Xiaomi 13 Pro with Leica cameras is coming to Europe

It's been a long time coming, but Xiaomi is finally bringing its Leica-endorsed smartphones to the international market. Following their China launch back in December, the Xiaomi 13 and 13 Pro are going global at MWC, with Germany, France, Spain and Italy being some of their first markets in the west. As you'd expect, both Snapdragon 8 Gen 2 flagships now come with Google services pre-installed, but they are otherwise identical to their China counterparts.

The Xiaomi 13 and 13 Pro share similar-looking Leica camera islands on the back, but only the 13 Pro offers the much-hyped Type 1-inch sensor (Sony's IMX989; 1.6um pixel size) — arguably the industry's most powerful camera sensor at the moment — for its 50-megapixel f/1.9 OIS (optical image stabilization) main shooter. You also get a 50-megapixel 3.2x telephoto camera (75mm equivalent) with OIS and a 50-megapixel f/2.2 ultra-wide camera (14mm equivalent).

As for the lesser Xiaomi 13, it comes with a 50-megapixel f/1.8 OIS main camera with a smaller sensor (IMX800; 1um pixel size), a 10-megapixel 3.2x zoom OIS zoom camera and a 12-megapixel ultra-wide (15mm equivalent) camera.

Both models share the same 32-megapixel f/2.0 punch-hole selfie cam on the other side. On a similar note, both phones offer two modes of capture — Leica Authentic and Leica Vibrant — along with Google's Magic Eraser tool.

Xiaomi 13 Pro and 13
Xiaomi 13 Pro and 13
Xiaomi

The Xiaomi 13 series also comes in two designs. The 13 Pro comes with a curved 6.73-inch 3,200 x 1,400 AMOLED screen with vegan leather or ceramic back versions. On the other hand, the 13 packs a flat 6.36-inch 2,400 x 1,080 AMOLED display, which is surrounded by iPhone-like aluminum sides and complemented by either glass or leather back options. Both screens support a refresh rate of up to 120Hz for a slick scrolling experience.

Other noteworthy features include the 13 Pro's 120W charging (from zero to 100 percent in just 19 minutes for its 4,820mAh battery), the 13's 67W charging (38 minutes to fully charge its 4,500mAh cell), and 50W wireless charging, Dolby Atmos dual speakers and IP68 ruggedness for both Android devices. The 13 Pro starts from 1,299 euros (around $1,370), whereas the 13 starts from 999 euros (around $1,060).

Xiaomi 13 Lite
Xiaomi

As a surprise for MWC, Xiaomi also announced the 13 Lite, which appears to be a variant of the selfie-centric Civi 2 sold in China. And no, there's no Leica involvement here. This model starts from 499 euros (around $530) and boasts dual front cameras (32-megapixel + 8-megapixel depth sensor) plus dual "Selfie Glow" LEDs for supposedly better selfies. It's powered by a Snapdragon 7 Gen 1 processor, and it also packs a 50-megapixel main camera (IMX766), a 20-megapixel ultra-wide camera, a 2-megapixel macro camera, a 4,500mAh battery with 67W charging, and a 6.55-inch Full HD+ 120Hz display. This is all tucked into a 171g-heavy, 7.23mm-thick body, which obviously goes well with its "Lite" branding.



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Hitting the Books: Why America once leaded its gasoline

Engine knock, wherein fuel ignites unevenly along the cylinder wall resulting in damaging percussive shockwaves, is an issue that automakers have struggled to mitigate since the days of the Model T. The industry's initial attempts to solve the problem — namely tetraethyl lead — were, in hindsight, a huge mistake, having endumbened and stupefied an entire generation of Americans with their neurotoxic byproducts.

Dr. Vaclav Smil, Professor Emeritus at the University of Manitoba in Winnipeg, examines the short-sighted economic reasoning that lead to leaded gas rather than a nationwide network of ethanol stations in his new book Invention and Innovation: A Brief History of Hype and Failure. Lead gas is far from the only presumed advance to go over like a lead balloon. Invention and Innovation is packed with tales of humanity's best-intentioned, most ill-conceived and generally half-cocked ideas — from airships and hyperloops to DDT and CFCs. 

Oh man there is a lot going on here. Basically, imagine if they invented LSD in the Victorian Era and then cross that with a Where's Waldo puzzle.
MIT Press

Excerpted from Invention and Innovation: A Brief History of Hype and Failure by Professor Vaclav Smil. Reprinted with permission from The MIT Press. Copyright 2023.


Just seven years later Henry Ford began to sell his Model T, the first mass-produced affordable and durable passenger car, and in 1911 Charles Kettering, who later played a key role in developing leaded gasoline, designed the first practical electric starter, which obviated dangerous hand cranking. And although hard-topped roads were still in short supply even in the eastern part of the US, their construction began to accelerate, with the country’s paved highway length more than doubling between 1905 and 1920. No less important, decades of crude oil discoveries accompanied by advances in refining provided the liquid fuels needed for the expansion of the new transportation, and in 1913 Standard Oil of Indiana introduced William Burton’s thermal cracking of crude oil, the process that increased gasoline yield while reducing the share of volatile compounds that make up the bulk of natural gasolines.

But having more affordable and more reliable cars, more paved roads, and a dependable supply of appropriate fuel still left a problem inherent in the combustion cycle used by car engines: the propensity to violent knocking (pinging). In a perfectly operating gasoline engine, gas combustion is initiated solely by a timed spark at the top of the combustion chamber and the resulting flame front moves uniformly across the cylinder volume. Knocking is caused by spontaneous ignitions (small explosions, mini-detonations) taking place in the remaining gases before they are reached by the flame front initiated by sparking. Knocking creates high pressures (up to 18 MPa, or nearly up to 180 times the normal atmospheric level), and the resulting shock waves, traveling at speeds greater than sound, vibrate the combustion chamber walls and produce the telling sounds of a knocking, malfunctioning engine.

Knocking sounds alarming at any speed, but when an engine operates at a high load it can be very destructive. Severe knocking can cause brutal irreparable engine damage, including cylinder head erosion, broken piston rings, and melted pistons; and any knocking reduces an engine’s efficiency and releases more pollutants; in particular, it results in higher nitrogen oxide emissions. The capacity to resist knocking— that is, fuel’s stability— is based on the pressure at which fuel will spontaneously ignite and has been universally measured in octane numbers, which are usually displayed by filling stations in bold black numbers on a yellow background.

Octane (C8H18) is one of the alkanes (hydrocarbons with the general formula CnH2n + 2) that form anywhere between 10 to 40 percent of light crude oils, and one of its isomers (compounds with the same number of carbon and hydrogen atoms but with a different molecular structure), 2,2,4-trimethypentane (iso-octane), was taken as the maximum (100 percent) on the octane rating scale because the compound completely prevents any knocking. The higher the octane rating of gasoline, the more resistant the fuel is to knocking, and engines can operate more efficiently with higher compression ratios. North American refiners now offer three octane grades, regular gasoline (87), midgrade fuel (89), and premium fuel mixes (91– 93).

During the first two decades of the twentieth century, the earliest phase of automotive expansion, there were three options to minimize or eliminate destructive knocking. The first one was to keep the compression ratios of internal combustion engines relatively low, below 4.3:1: Ford’s best-selling Model T, rolled out in 1908, had a compression ratio of 3.98:1. The second one was to develop smaller but more efficient engines running on better fuel, and the third one was to use additives that would prevent the uncontrolled ignition. Keeping compression ratios low meant wasting fuel, and the reduced engine efficiency was of a particular concern during the years of rapid post–World War I economic expansion as rising car ownership of more powerful and more spacious cars led to concerns about the long-term adequacy of domestic crude oil supplies and the growing dependence on imports. Consequently, additives offered the easiest way out: they would allow using lower-quality fuel in more powerful engines operating more efficiently with higher compression ratios.

During the first two decades of the twentieth century there was considerable interest in ethanol (ethyl alcohol, C2H6O or CH3CH2OH), both as a car fuel and as a gasoline additive. Numerous tests proved that engines using pure ethanol would never knock, and ethanol blends with kerosene and gasoline were tried in Europe and in the US. Ethanol’s well-known proponents included Alexander Graham Bell, Elihu Thomson, and Henry Ford (although Ford did not, as many sources erroneously claim, design the Model T to run on ethanol or to be a dual-fuel vehicle; it was to be fueled by gasoline); Charles Kettering considered it to be the fuel of the future.

But three disadvantages complicated ethanol’s large-scale adoption: it was more expensive than gasoline, it was not available in volumes sufficient to meet the rising demand for automotive fuel, and increasing its supply, even only if it were used as the dominant additive, would have claimed significant shares of crop production. At that time there were no affordable, direct ways to produce the fuel on a large scale from abundant cellulosic waste such as wood or straw: cellulose had first to be hydrolyzed by sulfuric acid and the resulting sugars were then fermented. That is why the fuel ethanol was made mostly from the same food crops that were used to make (in much smaller volumes) alcohol for drinking and medicinal and industrial uses.

The search for a new, effective additive began in 1916 in Charles Kettering’s Dayton Research Laboratories with Thomas Midgley, a young (born in 1889) mechanical engineer, in charge of this effort. In July 1918 a report prepared in collaboration with the US Army and the US Bureau of Mines listed ethyl alcohol, benzene, and a cyclohexane as the compounds that did not produce any knocking in high-compression engines. In 1919, when Kettering was hired by GM to head its new research division, he defined the challenge as one of averting a looming fuel shortage: the US domestic crude oil supply was expected to be gone in fifteen years, and “if we could successfully raise the compression of our motors . . . we could double the mileage and thereby lengthen this period to 30 years.” Kettering saw two routes toward that goal, by using a high-volume additive (ethanol or, as tests showed, fuel with 40 percent benzene that eliminated any knocking) or a low-percentage alternative, akin to but better than the 1 percent iodine solution that was accidentally discovered in 1919 to have the same effect.

In early 1921 Kettering learned about Victor Lehner’s synthesis of selenium oxychloride at the University of Wisconsin. Tests showed it to be a highly effective but, as expected, also a highly corrosive anti-knocking compound, but they led directly to considering compounds of other elements in group 16 of the periodic table: both diethyl selenide and diethyl telluride showed even better anti-knocking properties, but the latter compound was poisonous when inhaled or absorbed through skin and had a powerful garlicky smell. Tetraethyl tin was the next compound found to be modestly effective, and on December 9, 1921, a solution of 1 percent tetraethyl lead (TEL) — (C2H5)4 Pb — produced no knock in the test engine, and soon was found to be effective even when added in concentrations as low as 0.04 percent by volume.

TEL was originally synthesized in Germany by Karl Jacob Löwig in 1853 and had no previous commercial use. In January 1922, DuPont and Standard Oil of New Jersey were contracted to produce TEL, and by February 1923 the new fuel (with the additive mixed into the gasoline at pumps by means of simple devices called ethylizers) became available to the public in a small number of filling stations. Even as the commitment to TEL was going ahead, Midgley and Kettering conceded that “unquestionably alcohol is the fuel of the future,” and estimates showed that a 20 percent blend of ethanol and gasoline needed in 1920 could be supplied by using only about 9 percent of the country’s grain and sugar crops while providing an additional market for US farmers. And during the interwar period many European and some tropical countries used blends of 10– 25 percent ethanol (made from surplus food crops and paper mill wastes) and gasoline, admittedly for relatively small markets as the pre–World War II ownership of family cars in Europe was only a fraction of the US mean.

Other known alternatives included vapor-phase cracked refinery liquids, benzene blends, and gasoline from naphthenic crudes (containing little or no wax). Why did GM, well aware of these realities, decide not only to pursue just the TEL route but also to claim (despite its own correct understanding) that there were no available alternatives: “So far as we know at the present time, tetraethyl lead is the only material available which can bring about these results”? Several factors help to explain the choice. The ethanol route would have required a mass-scale development of a new industry dedicated to an automotive fuel additive that could not be controlled by GM. Moreover, as already noted, the preferable option, producing ethanol from cellulosic waste (crop residues, wood), rather than from food crops, was too expensive to be practical. In fact, the large-scale production of cellulosic ethanol by new enzymatic conversions, promised to be of epoch-making importance in the twenty-first century, has failed its expectations, and by 2020 high-volume US production of ethanol (used as an anti-knocking additive) continued to be based on fermenting corn: in 2020 it claimed almost exactly one-third of the country’s corn harvest.



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Published on YouTube: 18 Coolest Gadgets You Will Definitely Enjoy! | Gadgets

18 Coolest Gadgets You Will Definitely Enjoy! | Gadgets
18 Coolest Gadgets You Will Definitely Enjoy! | Gadgets Welcome Back To Worldwidetech We all loved playing with toys as kids, ...
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iRobot's budget-friendly Roomba 694 is back on sale for $179

Saturday, February 25, 2023

Dish Network suffers widespread multi-day customer service and website outage

For the last few days, an “internal systems issue” has left many of the services and websites operated by satellite television provider and Sling TV owner Dish Network inaccessible. The outage started on Thursday morning when Dish customers began reporting a host of issues. On Downdetector and Twitter, there are complaints of people being unable to access IPTV services like Watch ESPN with their Dish credentials. Other customers say they can’t log in to their online accounts to pay monthly TV and cellular bills. The outage appears to be affecting nearly every part of the company’s footprint – including Boost Mobile, the prepaid wireless carrier Dish purchased in 2020 – and its call centers, which have been unreachable since the outage began.

“Thank you for your patience,” a banner on top of the Dish website says. “We are experiencing a system issue that our teams are working hard to resolve.” The Boost Mobile website provides a more helpful explanation. “Due to internal system issues some users may experience difficulty with their Boost Mobile accounts, paying their bill, or reaching Boost Care,” the landing page states. “Please be assured that if your account is affected, your wireless service is not affected by these issues and your service will not end due to non-payment.”

There have been conflicting reports about the cause of the outage. When the company’s problems began on Thursday, The Desk reported they were not the result of a cybersecurity incident. However, on early Saturday morning, Bleeping Computer said the outage was due to a likely ransomware attack. A source told the outlet employee computers are showing “blank icons,” suggesting they’re infected with malware. A separate source said their manager told them the outage “was caused by an outside bad actor, a known threat agent,” and that Dish had yet to determine how they had gained access to its internal systems.

“We experienced a systems issue with our corporate network on Thursday that is continuing to affect internal servers and telephone systems, and we are actively investigating it. Our DISH TV, Sling TV, Wireless services, and data networks continue to operate and are up and running,” a Dish spokesperson told Engadget. “However, some of our corporate communications systems, customer care functions, and websites were affected. Our teams are working hard to restore affected systems as quickly as possible.”

Dish would not confirm if the outage was due to a ransomware attack, but said it hoped to share more information soon. According to The Verge, as of Friday afternoon, the company had not been forthcoming with employees about what was going on with its internal systems. Many remote workers are reportedly unable to do any work due to issues with Dish’s internal VPN service. Engadget will update this article as more information becomes available. 



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The first episode of Star Trek: Picard’s final season is free to watch on YouTube

If you read Engadget regularly, you probably know how we feel about the final season of Star Trek: Picard. In short, it’s not worth your time. But if you must see the show for yourself, or can’t resist the chance to see the Enterprise-D crew one last time, Paramount is offering a free way to watch the first episode of season three. Provided you live in the US, you can catch “The Next Generation” (no, not that Next Generation) on YouTube for a limited time (via Gizmodo). And if you don't live in the US, you can probably find a way to transport yourself for an hour, can't you?  

The debut episode sees Jean-Luc Picard return from retirement (yet again) after his friend and former first officer Will Riker receives a warning from Dr. Beverly Crusher. Engadget Senior Editor Daniel Cooper had the chance to watch the first six episodes of season three before it began streaming earlier this month on Paramount+. In his view, the final season is dull and joyless, with a plot that is far too obvious. But don't let that stop you from making your own decision.



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FTC drops bid to block Meta's acquisition of Within

The Federal Trade Commission has given up on trying to stop Meta from purchasing VR company Within. According to Bloomberg and The Wall Street Journal, the agency has voted to drop its administrative case against the company a few weeks after a federal court denied its request for a preliminary injunction to block the acquisition. 

The FTC originally filed antitrust lawsuits in federal court and its in-house court last year in an effort to prevent Meta from snapping up the company that developed the virtual reality workout app Supernatural. At the time, the commission accused Meta of "trying to buy its way to the top... instead of earning it on the merits." It said the company had the resources to enter "the VR fitness market by building its own app" and doing so would increase consumer choice and innovation. By buying Within, the FTC alleged Meta would stifle "future innovation and competitive rivalry."

US District Judge Edward Davila, who oversaw the federal case, ruled in favor of Meta. While he reportedly agreed that mergers that could potentially harm competition in the future should be blocked, he decided that the FTC failed to offer sufficient evidence showing how the Within acquisition would be detrimental to the market. He also said that while Meta has vast resources, it "did not have the available feasible means to enter the relevant market other than by acquisition."

Technically, Davila's ruling didn't have a direct effect on the administrative case. As The Journal notes, though, antitrust officials have previously dropped administrative lawsuits if the federal court denies an injunction. Now Meta can rest assured that when it completed its acquisition of Within on February 8th, the deal was truly final. 

"We’re excited that the Within team has joined Meta, and we’re eager to partner with this talented group in bringing the future of VR fitness to life,” a Meta spokesperson told Engadget.  

The FTC's withdrawal represents one of its most pertinent losses under the leadership of Lina Khan, who's known to be a prominent critic of Big Tech and a leading antitrust scholar. In December, the agency took on an even bigger challenge than this one when it filed an antitrust complaint to block Microsoft's planned $68.7 billion takeover of Activision Blizzard. "Microsoft would have both the means and motive to harm competition by manipulating Activision’s pricing, degrading Activision’s game quality or player experience on rival consoles and gaming services, changing the terms and timing of access to Activision’s content, or withholding content from competitors entirely, resulting in harm to consumers," the FTC said.



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Published on YouTube: 18 Gadgets That Will BLOW YOUR MIND! | Amazon Gadgets

18 Gadgets That Will BLOW YOUR MIND! | Amazon Gadgets
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The Nokia G22 is HMD's first phone built with repairability in mind

Just ahead of Mobile World Congress, HMD Global has announced a trio of Nokia phones, including the first one it built specifically with repairability in mind. The company has teamed up with iFixit to offer official repair guides and parts to help people fix issues such as a busted display, kaput battery or wonky charging port on the G22.

The device has a plastic rear casing made entirely of recycled materials, and comes with the promise of two years of Android updates, three years of security patches and a three-year warranty. The G22 is very much an entry-level phone — it has a Unisoc T606 CPU and tops out at 128GB of internal storage (though that's expandable via microSD). It has a 6.5-inch HD display with a 90Hz refresh rate. There's a 50MP camera, 2MP depth camera and 2MP macro sensor. The device supports 20W fast charging, though it runs on Android 12 rather than the latest OS.

Nokia G22 and a variety of repair tools
HMD Global

The G22 embodies the drive HMD has been making to become more environmentally friendly. With other manufacturers such as Apple, Google and Samsung offering official repair guides and parts so consumers can resolve issues by themselves, it makes sense that smaller brands would do the same.

You'll be able to pick up a G22 in gray or blue starting on March 8th. It starts at £150 ($179) or you can snag one through HMD's Circular subscription service. To fix certain issues, you can snap up a Fit Kit (i.e., the tools) from iFixit for £5. A replacement battery will cost £23, a display £45 and a charging port £19.

HMD also announced the Nokia C32, an Android 13 phone with "stellar imaging algorithms" and a 50MP main camera. The company says it offers the best image quality of any C-series device to date. The C32 has an octa-core, 1.6Ghz CPU, up to 4GB of RAM and up to 128GB of internal storage. There's a 6.5-inch HD+ display with a notch for the 8MP selfie camera. The £130 ($155) device will be available in charcoal, green and pink, and it will land in the UK this spring.

Nokia C32 in green
HMD Global

In addition, there's the Nokia C22. Like the other new models, it has IP52 splash and dust protection, a microSD slot and (HMD claims) a battery that can run for up to three days on a single charge. The C22 has a dual 13MP camera and a rugged metal chassis, along with Android 13, a 6.5-inch display and an octa-core, 1.6Ghz CPU. Internal storage tops out at 64GB. Again, this is a budget-friendly phone — it starts at £110 ($131). It comes in black and sand colorways and it will be available in the spring.

On top of all that, HMD wants to bring manufacturing to Europe. "In the first stage of this journey, the company is developing capabilities and processes to bring 5G Nokia device production to Europe in 2023," it said in a press release. The fact that the European Union is aiming to manufacture more chips in the region rather than relying on parts from Asia could make HMD's plan more viable. Making phones in Europe primarily for a European market falls in with HMD's environmentally friendly mission too.



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Apple's third-gen AirPods are back on sale for $150

Friday, February 24, 2023

Engadget Podcast: AI all the things!

The AI news just won’t stop! This week, Cherlynn and Devindra discuss the latest on Bing AI – Microsoft is loosening up some recent restrictions, following reports of its bad behavior – as well as the rise of ChatGPT stories on the Kindle store. Spotify is also launching its own AI DJ, starring the digitized voice of one of its current hosts. In other news, we discuss Microsoft’s recent agreements with NVIDIA and Nintendo, which could warm regulators towards approving its Activision Blizzard acquisition.

Listen below or subscribe on your podcast app of choice. If you've got suggestions or topics you'd like covered on the show, be sure to email us or drop a note in the comments! And be sure to check out our other podcasts, the Morning After and Engadget News!

Subscribe!


Topics

  • After the Microsoft and Google announcements, AI is suddenly everywhere – 1:17

  • Microsoft tries to win over regulators by putting Xbox games on GeForce Now – 26:29

  • Glucose monitoring on the Apple Watch could be coming soon – 28:16

  • Twitter limits SMS two-factor authentication to Blue users – 30:43

  • Amazon’s acquisition of One Medical is finished, regulators are still curious – 35:31

  • No Man’s Sky Fractal VR update is out just in time for PS VR 2 – 39:04

  • Working on – 42:58

  • Pop culture picks – 46:10

Livestream

Credits
Hosts: Cherlynn Low and Devindra Hardawar
Producer: Ben Ellman
Music: Dale North and Terrence O'Brien
Livestream producers: Julio Barrientos
Graphic artists: Luke Brooks



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ULA targets May 4th for Vulcan Centaur rocket's inaugural flight

United Launch Alliance has a target date for its Vulcan Centaur rocket's inaugural flight: May 4th, 2023. Company chief Tory Bruno has announced the four-day launch window starting on May 4th in a call with reporters, where he explained the factors that prompted the company to come up with the schedule. 

According to Parabolic Arc, the primary "pacing item" for the launch is Blue Origin's BE-4 engine, which will power the rocket's first stage. The companies are still working on its qualifications, since they found some inconsistencies among the ones ULA has tested. While the performance variation wasn't huge, the ULA wants to make sure it's not a symptom of a bigger issue. 

ULA still also has to conduct a series tests for the heavy-lift launch vehicle, including a wet dress rehearsal, wherein it will be fully loaded with propellants and has to complete a practice countdown. Finally, Vulcan Centaur's main payload, Astrobotic Technology's Peregrine lunar lander, needs to head to space within a specific window of time each month to be able to fly its desired trajectory to the moon. 

Vulcan Centaur was supposed to have its maiden flight in 2022, but Astrobotic asked ULA to delay its launch to give it more time to finish the NASA-funded lunar lander. Bruno said Astrobotic has just finished testing the Peregrine and will soon be making final preparations before shipping it to the rocket's launch location at the Cape Canaveral Space Force Station in Florida.

In addition to the lunar lander, the rocket will also carry two prototype satellites for Amazon's Project Kuiper constellation to space. The demo satellites' deployment will give Amazon the opportunity gather real-world data to be able to finalize the design and operation plans for its broadband satellite system. 

If Vulcan Centaur successfully flies for the first time on May 4th, it will mark the beginning of a new era for ULA. It plans to eventually replace the Delta IV Heavy and Atlas rockets with the Vulcan Centaur once it's done with its remaining launch obligations



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The Morning After:‘ Ant-Man and the Wasp: Quantumania’ and problem with too much VFX

It’s time for more Marvel Cinematic Universe, more special effects, more families in danger and more sinister baddies, with a bigger role for Kang the Conqueror – the big cross-movie threat, a la Thanos – played by Jonathan Majors. Alas, Ant-Man and the Wasp: Quantumania suffers from too many special effects, sadly.

It uses Industrial Light and Magic's (ILM) StageCraft technology (AKA “the Volume”), which came to prominence in Star Wars series The Mandalorian. It’s a series of enormous LED walls that can display real-time footage, synchronized to interactive lighting to make it feel like actors are in these sci-fi landscapes, fighting these threats to humanity. Still, Engadget’s Devindra Hardawar says the tech, the actors and the narrative fail to convince.

– Mat Smith

The Morning After isn’t just a newsletter – it’s also a daily podcast. Get our daily audio briefings, Monday through Friday, by subscribing right here.

The biggest stories you might have missed

James Webb telescope captures ancient galaxies that theoretically shouldn't exist

Their age and Milky Way-like size make them an anomaly.

According to images taken near the Big Dipper by the JWST, scientists found six potential galaxies that formed just 500 to 700 million years after the Big Bang. That they could be almost 13 billion years old isn't what makes them odd, though, it's that they could have as many stars as the Milky Way, according to the team's calculations. The scientists explained the galaxies should not exist under current cosmological theory because there shouldn't have been enough matter at the time for that many stars to form. Now, that sounds like the start of a MCU movie.

Continue reading.

Google’s Magic Eraser photo tool is coming to older Pixel phones

And other Google Photos features will be more broadly available.

TMA
Google

Google is bringing photo features once exclusive to recent Pixel phones to more devices. Magic Eraser, a tool to easily remove unwanted people or objects from an image, debuted in 2021 on the Pixel 6, and starting today, Google is rolling out Magic Eraser to Pixel 5a and earlier models. All Pixel models and Google One subscribers will also gain access to an HDR effect to boost the brightness and contrast to videos. The same goes for Google One subscribers. Members on all plans will have access to Magic Eraser through Google Photos, even if they're on iOS.

Continue reading.

Netflix cuts prices in over 30 countries (but not the US)

It’s experimenting.

Despite raising North American prices a year ago, Netflix is getting cheaper in over 30 countries – just not in the US. The company has cut prices by as much as half in parts of the Middle East (Yemen, Jordan, Libya and Iran), Sub-Saharan Africa (Kenya), Europe (Croatia, Slovenia and Bulgaria), Latin America (Nicaragua, Ecuador and Venezuela) and Asia (Malaysia, Indonesia, Thailand and the Philippines). The company introduced a cheaper ad-supported plan in 12 countries last October – it’s clearly trying a bit of everything.

Continue reading.

Elon Musk says California is home to Tesla’s engineering headquarters

The CEO moved the company’s corporate headquarters to Texas in 2021.

Despite moving its corporate headquarters to Texas, Tesla now considers California its global engineering home base. Elon Musk said a Palo Alto engineering hub will be “effectively a headquarters of Tesla.” Tesla will use a former Hewlett-Packard building in Palo Alto as its new engineering headquarters. The move is an about-face from the CEO’s previous comments about the state: Musk didn’t mince words about California’s regulations and taxes when he moved Tesla’s official corporate headquarters to Texas in 2021, complaining about “overregulation, overlitigation, over-taxation.” But he’s back.

Continue reading.



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YouTube is testing a '1080p Premium' playback option

Some YouTube viewers have reported seeing a new option for video quality in the website's drop-down menu. In addition to the basic 1080p playback option, they're also seeing another one labeled 1080p Premium with a note beneath it that says it offers "Enhanced bitrate." A spokesperson told The Verge that the website is testing the new video quality, which is currently available to "a small group of YouTube Premium subscribers." They described it as an "enhanced bitrate version of 1080p which provides more information per pixel that results in a higher quality viewing experience." Also, there's supposed to be no change to the quality of the standard 1080p resolution, which some people might not consider the good news YouTube deems it to be. 

Based on several comments on the Reddit thread discussing the test, viewers find the standard 1080p resolution on the website to be poor in quality. But a higher bitrate, which is used as a measurement for the amount of video data transferred within a certain timeframe, could mean getting better images without having to bump up the resolution. As XDA Developers notes, switching to 4K would give users access to better and sharper-looking videos, but they'd have to stream a much bigger file that could cost them more or eat up more of their data allowance. 

The enhanced 1080p option is just a test feature at this point, though, and YouTube might not approve it for a wide rollout at all. If it does make its way out of the experimental phase, only viewers paying for YouTube Premium will be able to access it. The subscription service will cost users $12 a month for an individual account or $23 a month for a family plan. 



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MediaTek is set to unveil its own phone-to-satellite communication system next week

MediaTek is set to demonstrate its new technology that can put two-way satellite communications on smartphones at this year's Mobile World Congress (MWC), which will take place from February 28th to March 3rd. Some of the devices that will show whether the semiconductor's product actually works will come from Motorola. The manufacturer will debut two satellite smartphones, the defy 2 and CAT S75, as well as a Bluetooth accessory that comes equipped with MediaTek's chip at the event. 

The company's response to Qualcomm's and Apple's satellite technologies is a standalone chipset that can be added to any 4G or 5G phone. It uses the 3GPP Non-Terrestrial Network standard instead of proprietary technologies like Qualcomm's and Apple's do, which means it can be used with any network that complies with the standard. MediaTek teamed up with a company called Bullitt to use the latter's Satellite Connect service and enable the satellite messaging feature on the aforementioned Motorola devices.

Another difference is that MediaTek's chips connect to Geosynchronous Equatorial Orbit satellites instead of to satellites in Low Earth Orbit. The chipmaker says its technology enables not just emergency SOS texts like Apple's can, but also full two-way messaging. That means it can actually receive messages sent via satellite connection and not just send them. The iPhone 14, which debuted Apple's satellite tech, can't receive messages without a traditional cellular connection yet. Meanwhile, devices using Qualcomm's Snapdragon Satellite tech will need to be manually refreshed for new messages.

The Motorola defy 2 smartphone and defy Bluetooth accessory will be released in the second quarter of the year across North America, Latin America and Canada and will be the first devices to offer MediaTek's satellite capabilities. 

A table showing how MediaTek's satellite technology differs from Qualcomm's and Apple's.
MediaTek


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DOJ accuses Google of deleting chat evidence for its antitrust lawsuit

The Department of Justice (DOJ) is accusing Google of routinely destroying internal messaging chat histories, which the company is required to preserve under federal rules for an antitrust lawsuit. Google is grappling with not just one, but a couple of antitrust lawsuits filed by the DOJ and groups of states. This particular case pertains to the lawsuit the department filed back in 2020 for "unlawfully maintaining monopolies" around search and search-related advertising.

In the DOJ's filing, it said company employees typically used their internal chatroom, which was set to delete history every 24 hours, to discuss "substantive and sensitive business." Apparently, the agency expected Google to change its chat history setting in 2019 when the company "reasonably anticipated [the] litigation," but it left the decision to individual employees. Only a few people deemed their chat histories relevant to the case and preserved theirs for the court, and Google continued deleting most people's chats even after the lawsuit was filed. 

Despite that, Google reportedly told the government that it had already "put a legal hold in place" to suspend auto-deletion on its chat tool. The DOJ alleges that the company's claim was a lie and that it only truly stopped deleting chat histories this week after it was warned that the agency would file a motion for sanctions. It's now asking the court to rule that Google had violated a federal rule and to order a hearing that would determine how the company would be sanctioned. The DOJ also wants the court to order Google to provide more information about its chat practices. 

Google, however, denies the DOJ's allegations. A spokesperson told The Wall Street Journal: "Our teams have conscientiously worked for years to respond to inquiries and litigation. In fact, we have produced over 4 million documents in this case alone, and millions more to regulators around the world."



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Thursday, February 23, 2023

Apple's Mac Mini M2 and M2 Pro models get their first Amazon discounts

Mac Mini computers with M2 and M2 Pro are the cheapest way to get Apple's latest processors, and now Amazon is sweetening the deal a bit more. The entry-level 256GB Mini M2 is on sale at $580 for a savings of $19 over the regular price, while the 512MB Mini M2 is $770, or $29 off. And if it's the 512 Mini M2 Pro model you're seeking, it can be found at $1,250, netting you a $49 discount. These appear to be Amazon's new normal prices, but they're less than we're seeing at Apple's Store.

Shop Mac Mini M2 and M2 Pro on Amazon

The Mac Mini is tiny but mighty, with the M2 model easily powerful enough for productivity chores and multitasking. The M2 Pro, meanwhile, is a low-key content creation demon, beating the Mac Studio's M1 Max version and on par with the MacBook Pro 14-inch with M2 Max.  

On top of that, you get killer connectivity, with two Thunderbolt 4 USB-C connections, HDMI 2.0 (with 4K 240Hz and 8K 60Hz output), two USB-A ports, a headphone jack and gigabit Ethernet (upgradeable to 10 gigabit). The M2 Pro model adds two additional USB-C ports, making it even more useful for creatives with a ton of accessories.

The Mac Mini M2 won't replace your gaming machine, but it can handle nearly everything else you throw at it. We wouldn't recommend the overpriced storage or RAM upgrades either, as the M2 is much more efficient with RAM than typical PCs. Still, if you're looking for a cheap but powerful Mac, this is the way to go. 



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James Webb telescope captures ancient galaxies that theoretically shouldn't exist

The James Webb Telescope has been giving us clearer views of celestial objects and exposing hidden features since it became operational last year. Now, according to a study conducted by an international team of astrophysicists, it may also completely change our understanding of the cosmos. 

Upon looking at images taken by the telescope near the Big Dipper, the scientists found six potential galaxies that formed just 500 to 700 million years after the Big Bang. That they could be almost 13 billion years old wasn't what makes them odd, though, it's that they could have as many stars as the Milky Way according to the team's calculations. The scientists explained that they should not exist under current cosmological theory, because there shouldn't be enough matter at the time for the galaxies to form as many stars as ours has. 

What the scientists saw in the images is a few fuzzy but very bright dots of light that look red to our instruments, indicating that they're old. Joel Leja, one of the authors of the study, told Space that scientists typically expect to see young and small galaxies that glow blue when peering into the ancient universe, since they appear to us as "objects which have just recently formed out of the primordial cosmic soup." (Don't forget that it takes time for light to reach Earth, so we're essentially looking back in time when we view telescopic images.) 

"We looked into the very early universe for the first time and had no idea what we were going to find. It turns out we found something so unexpected it actually creates problems for science. It calls the whole picture of early galaxy formation into question," Leja said. James Webb previously captured images of even older galaxies that formed around 350 million years after the Big Bang. But they're tiny and don't challenge our knowledge of astrophysics. 

For these six galaxies to appear old and massive means they were forming hundreds of stars a year shortly after the Big Bang. In comparison, the Milky Way only forms around one to two new stars every year. Further, these potential galaxies are about 30 times more compact in size than ours despite having as many stars. 

The scientists admit that there's a possibility that the fuzzy red dots they saw are something else, such as faint quasars or supermassive black holes. They could also be smaller in reality compared to the projected size the scientists got from their calculations. The team needs more data and to verify their findings through spectroscopy, but they think they could have official confirmation sometime next year



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