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Reflections on 2 years of CPython's JIT Compiler: The good, the bad, the ugly

Reflections on 2 years of CPython’s JIT Compiler: The good, the bad, the ugly 5 July 2025 This blog post includes my honest opinions on the CPython JIT. What I think we did well, what I think we could have done better. I’ll also do some brief qualititative analysis. I’ve been working on CPython’s JIT compiler since before the very start. I don’t know how long that is at this point … 2.5, maybe almost 3 years? Anyways, I’m primarily responsible for Python’s JIT compiler’s optimizer. Note that

Attimet (YC F24) – Quant Trading Research Lab – Is Hiring Founding Researcher

You’ll be given the autonomy to do some of the best work for your life. We’re building a research lab that puts its ideas to the test in one of the most complex, information-rich environments in the world: the financial markets. Much of trading still depends on hand-crafted signals and intuition. We’re approaching it differently - from first principles. We design systems that learn, adapt, and improve with data. Our infrastructure is built to accelerate research: fast iteration loops, real-tim

Samsung Galaxy S25 Plus gets its biggest price cut ever for Prime Day

C. Scott Brown / Android Authority Standard Colors Amazon Prime Day is bringing an excellent deal on the Samsung Galaxy S25 Plus that tech enthusiasts won’t want to miss. You’re getting a significant $300 off the usual $999.99 price, bringing it down to just $699.99. This 30% discount relative to the recommended retail price is the lowest the Galaxy S25 Plus has been all year. Samsung Galaxy S25 Plus for $699.99 (30% off) The Samsung Galaxy S25 Plus is a powerhouse of an Android smartphone. It

Score the all-time best price on Galaxy Buds 3 Pro with innovative translation feature

Ryan Haines / Android Authority Attention, Samsung fans — a deal on the Galaxy Buds 3 Pro has surfaced that you’ll want to know about. You can snap these earbuds up for just $174.99, down from their usual $249.99. That’s a solid 30% off the recommended retail price, making it the best offer you’re likely to find anywhere right now. Samsung Galaxy Buds 3 Pro for $174.99 (30% off) The Samsung Galaxy Buds 3 Pro are packed with handy features. These AI-powered true wireless earbuds come with a red

Samsung SmartTag 2 trackers are 48 percent off for Prime Day

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . We live in a world filled with so much stuff. There's keys, phones, wallets — the list goes on of things that you need to hold on to every day. With this in mind, it's often a good idea to get a Bluetooth tracker for all the important things. Luckily, right now the Samsung Galaxy Smar

The best Prime Day SSD and external hard drive deals on Samsung, Crucial and more

Prime Day is a great time to pick up gear and upgrades you wouldn't normally think about. In case you've never used a solid-state drive (SSD) before, it's a class of add-ons that bolster a device's built-in storage. Not only will your phone, laptop or console be able to hold more data, but more of those files will be quickly accessible, which can vastly improve your speeds. If you have used an SSD before, you know what you're looking for — the best discounted drives on Amazon. We've curated a li

You can get $300 off the Samsung Galaxy S25 Edge for Prime Day

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Now that the world is saturated with big screens, phone makers are turning again to thinness to stand out from the pack. Samsung introduced its take on an ultra-thin phone, the Galaxy S25 Edge, in May and for Prime Day, you can get it for $800, $300 off its usual $1,100 starting price.

5 surprise products we may see at Samsung Unpacked this week - and are worth getting excited for

Project Moohan headset Kerry Wan/ZDNET It's hard to believe that we're already halfway through 2025, and Samsung is kicking off the second half with force. The tech giant will hold its next Unpacked event on Wednesday, July 9, at 10 a.m. EST. Officially, we know very little about what will be shown on the big day, but that isn't to say that teaser information doesn't exist. Ever since the last Unpacked event back in January, several leaks and rumors have cropped up online, providing a view int

These 4 new Samsung Galaxy Watch features are tempting me to ditch my Apple Watch

Kerry Wan/ZDNET We're days away from Samsung Unpacked July event, where we could see new smartwatches and Samsung devices hit the market. Until then, the Korean tech giant is giving us some hints at what's to come on these new smartwatches with its One UI 8 Watch updates. These Watch features have arrived on several users' devices, according to a recent Reddit post in r/GalaxyWatch. Also: What to expect from Samsung Unpacked July 2025 From a running coach feature that appears to take notes fr

Samsung The Frame 55″ is 52% Off for Prime Day, Amazon Is Now Losing Money on This 4K TV

Prime Day began at midnight this Tuesday, and Amazon is buzzing with more aggressive deals than ever before. Over the past five years, Prime Day has consistently outsold Black Friday and this year Amazon is pushing prices even lower (sometimes at a loss on top-sellers) to continue the streak. One of the most extreme is the Samsung 4K The Frame 55” TV with a teak bezel which has dropped to a record low price for Prime Day. The Samsung TV has a list price of $1,645 but is now on sale for just $79

Fourth Price Drop in Just Hours, The Samsung T9 SSD 4TB Is Now Going for Pennies on Prime Day

Amazon is going out of its way to get people to shop on Prime Day, and the Samsung T9 Portable SSD with 4TB storage is no exception. In a matter of hours, this massive-capacity external SSD’s price has dropped by more than 50% with several consecutive price cuts designed to spur demand and beat even Black Friday prices. For $265, this is the lowest price ever on this seriously convenient SSD, but only if you’re a Prime member. The Samsung T9 external SSD 4TB normally sells for $549, but during

A Samsung Tri-Fold Phone Could Be Coming, According to a Leak

While Samsung has been showing off mobile display concepts with three screens at trade events like CES for several years, it might finally be bringing one to market if a leaked UI animation is any indicator. An animated image from a software build of One UI 8 appears to show what some are dubbing a "Galaxy G Fold" device with three display panels, as reported by Android Authority last week. The screens would be capable of displaying different information or working in unison as one large displa

Samsung reveals One UI 8’s major security upgrades, coming first to Fold 7, Flip 7

Joe Maring / Android Authority TL;DR Samsung has announced several key security upgrades for its One UI 8 software. The company is now offering Knox Enhanced Encrypted Protection (KEEP) to further protect user data. Knox Matrix will also automatically sign you out of your Samsung account on a connected Galaxy device in the event of a serious threat. Samsung is gearing up to launch its new foldable phones tomorrow (July 9), and we’re also expecting these devices to offer One UI 8 out of the b

Samsung expects second-quarter profits to more than halve as it struggles to capture AI demand

Samsung signage during the Nvidia GPU Technology Conference (GTC) in San Jose, California, US, on Thursday, March 20, 2025. South Korea's Samsung Electronics on Tuesday forecast a 56% fall in profits for the second as the company struggles to capture demand from artificial intelligence chip leader Nvidia. The memory chip and smartphone maker said in its guidance that operating profit for the quarter ending June was projected to be around 4.6 trillion won, down from 10.44 trillion Korean won ye

Epic Games ends its antitrust lawsuit against Samsung

Epic Games has dropped its suit against Samsung. "We’re dismissing our court case against Samsung following the parties’ discussions," Epic CEO and founder Tim Sweeney posted on X. "We are grateful that Samsung will address Epic’s concerns." The company filed the action in September. The lawsuit centered on the company's Auto Blocker feature, which only allows apps to be installed from the Google Play Store and Samsung Galaxy Store. Epic claimed this made it difficult for potential customers to

9 Best Robot Vacuums (2025): Tested and Reviewed in Real Homes

Other Robot Vacuums to Consider Photograph: Adrienne So We are approaching the great robot vacuum convergence. At whatever price you want to pay, you can find a robot vacuum that will look very similar and have similar features. Here are a few that also worked well for us. Roborock Qrevo Curv for $1,099: This was Roborock's 2024 flagship vacuum, and it's still great (reviewer Ryan Waniata calls it the best robot vacuum he's ever used). It has slightly less suction power than this year's Saros

Samsung and Epic Games call a truce in app store lawsuit

Epic Games, buoyed by the massive success of Fortnite, has spent the last few years throwing elbows in the mobile industry to get its app store on more phones. It scored an antitrust win against Google in late 2023, and the following year it went after Samsung for deploying "Auto Blocker" on its Android phones, which would make it harder for users to install the Epic Games Store. Now, the parties have settled the case just days before Samsung will unveil its latest phones. The Epic Store drama

Fortnite maker Epic Games settles antitrust case against Samsung

In Brief Fortnite maker Epic Games has settled its antitrust case against Samsung, according to a court filing. The case, filed last September, accused Samsung of working with Google to block rival app stores by default on Samsung phones. “We’re dismissing our court case against Samsung following the parties’ discussions,” Epic CEO Tim Sweeney said in a post on X. He added, “We are grateful that Samsung will address Epic’s concerns.” An Epic spokesperson declined further comment, pointing to

Everything you want to know about the Galaxy Z Fold 7, Flip 7, and Flip 7 FE just leaked

Hadlee Simons / Android Authority TL;DR Specs for the Galaxy Z Fold 7, Flip 7, and Flip 7 FE have leaked. The information reportedly comes from official Samsung promotional materials. The company’s foldables appear to sport disappointingly small batteries. Samsung is set to reveal its latest foldables at Galaxy Unpacked this week. While the showcase is scheduled for June 9, it doesn’t look like you’ll have to wait until Wednesday to learn more about the company’s new hardware. Some leaked pr

What to expect from Samsung Unpacked July 2025: Galaxy Z Fold 7, Flip 7, Watch 8 Series, more

Kerry Wan/ZDNET Three things are certain when July comes along: backyard barbecues, fireworks past midnight, and Samsung Unpacked. Just last month, Samsung confirmed that the next Unpacked event will take place on Wednesday, July 9, in Brooklyn, New York. This follows the host cities of Paris, France, and Seoul, South Korea, over the past two years -- with the company suggesting that it's chosen Brooklyn for its "bold ideas, creativity, and culture." Also: The best Samsung phones to buy in 20

Epic reaches mystery settlement with Samsung days before new Galaxy phones

is a senior editor and founding member of The Verge who covers gadgets, games, and toys. He spent 15 years editing the likes of CNET, Gizmodo, and Engadget. Last September, after successfully suing Google for running an illegal app store monopoly, Epic Games sued Samsung, too — alleging the phonemaker of illegally conspiring with Google to undermine third-party app stores. An “Auto Blocker” feature on Samsung Android phones, which was turned on by default, automatically kept users from installi

Galaxy Z Fold 7 will reportedly be the thinnest one yet

Thanks to new reporting from WinFuture's Roland Quandt, we have a slew of presumptive details and specs for the next generation of Samsung's foldable phones. Reportedly lifted from official Samsung promotional materials, Quandt is reporting that the Galaxy Z Fold 7 will be the thinnest iteration yet, measuring just 8.9mm when folded and 4.2mm unfolded. He also claims it will be the lightest Z Fold so far, weighing just 216g. Details reported by Quandy on the battery size, storage options and ca

The Pixel phone alarm glitch is back - but here's a potential remedy

Artie Beaty / Elyse Betters Picaro / ZDNET If you use your Google Pixel phone as your alarm clock, you probably want to set a backup. Also: Is your Pixel glitchy after Android 16? Here's the best workaround we've found so far Over the past several months, a frustrating bug has started showing up across the Pixel phone lineup, including the new flagship Pixel 9 Pro. For a yet-unexplained reason, alarms set on Pixel phones will randomly stay silent. A "Missed alarm" notification appears, along

The digital future of industrial and operational work

Across all these scenarios, IT fundamentals—like remote access, unified login systems, and interoperability across platforms—are being handled behind the scenes and consolidated into streamlined, user-friendly solutions. The way employees experience these tools, collectively known as the digital employee experience (DEX), can be a key component of achieving business outcomes: Deloitte finds that companies investing in frontline-focused digital tools see a 22 % boost in worker productivity, a dou

This smart home tech is another way Apple is falling behind in AI

Amazon, Google, and Samsung are all working on an exciting way to bring AI to smart homes – and Apple risks being left behind. Samsung is first to launch the new feature: the ability to use natural language to simply tell your smart home app what it is you want it to do … Samsung Smart Things is effectively the Korean company’s equivalent of HomeKit. All compatible devices can be controlled through a single app on the company’s smartphones, in exactly the same way the Home app can be used on i

Live Updates From Samsung Unpacked 🔴

New Samsung foldables and wearables are coming on Wednesday, July 9. The tech giant is throwing a summer “Unpacked” event in Brooklyn, NY, starting at 10 a.m. ET / 7 a.m. PT, to announce new versions of its Galaxy Z Fold and Z Flip foldables, and refreshed Galaxy Watch smartwatches. Teased last month, we’re expecting “Ultra-worthy” design and tech specs that will—hopefully—wow consumers into paying top dollar for phones with screens that bend in half. What does Samsung need to finally impress?

Now you can just tell SmartThings how to automate your home

Ahead of Galaxy Unpacked this week, Samsung is announcing several new features coming to its smart home platform, SmartThings, including the ability to create routines using natural language. That means you’ll be able to simply tell SmartThings what you want your smart home to do, and it’ll take care of all the complicated details for you. Samsung also announced updates to its Apple Watch app, a new dark mode for the SmartThings app on iOS, and more features coming to SmartThings Find, its locat

This Samsung T9 2TB SSD Is 43% Off, Amazon Crushes the Price Just for Prime Day

Amazon has secretly started Prime Day early this year, and an avalanche of deals already appear on the site. They’re listed as “Limited Prime Deal,” and as always, they’re exclusive to Prime members. Even if you’re not a member, though, you can still shop these deals as a part of the free 30-day trial. One of the most exciting deals available today is on the Samsung T9 Portable SSD 2TB, which hit its all-time-low price of $169, down from $299. The 4TB model is also getting a huge discount at 42

Amazon Is Going All In For Prime Day, Samsung 990 EVO Plus 2TB SSD Is Cheaper Than Most Budget External SSDs

Prime Day is now Amazon’s biggest shopping day of the year, even surpassing Black Friday, because of its traditionally low prices on everything from technology essentials to daily staples. This year, the deals are especially strong on top sellers by brand favorites like Apple and Samsung, and maybe the best discount is on the Samsung 990 EVO Plus SSD. For users who desire the utmost performance for their laptop or PC, this 2TB SSD can be had for the price of just $139, down from $176, which is

Galaxy S26 Ultra leak reveals camera and design upgrades, but not the ones you asked for

Ryan Haines / Android Authority TL;DR A new Galaxy S26 Ultra leak suggests that Samsung could be upgrading the 3x telephoto camera to a 12MP sensor. Samsung is also said to retain the 5,000mAh battery, but offer faster charging and a slimmer design at under 8mm thickness. Samsung isn’t expected to upgrade the 200MP primary sensor, nor is it adding in more battery capacity. Samsung is currently focused on getting the Galaxy Z Fold 7 and the Galaxy Z Flip 7 to market, with their launch schedul