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Google's Datacenter-Scale Liquid Cooling: A Revolution for AI

2025-08-26

Google's Datacenter-Scale Liquid Cooling: A Revolution for AI

The rise of AI has created a significant heat challenge for datacenters. At Hot Chips 2025, Google showcased its massive liquid cooling system designed for its TPUs. This system uses CDUs (Coolant Distribution Units) for rack-level cooling, significantly reducing power consumption compared to air cooling and ensuring system stability through redundancy. Google also employs a bare-die design, similar to PC enthusiast 'de-lidding', to improve the heat transfer efficiency of its TPUv4. This solution not only tackles the immense cooling demands of AI but also points towards a new direction for future datacenter cooling solutions.

(chipsandcheese.com)

Tech

Pharmacy Deserts Plague US: 15.8 Million Affected, Disproportionately Impacting Vulnerable Communities

2025-03-17

Pharmacy Deserts Plague US: 15.8 Million Affected, Disproportionately Impacting Vulnerable Communities

A study in JAMA Network Open reveals that 46% of US counties face 'pharmacy deserts,' affecting 15.8 million people. These deserts disproportionately impact communities with lower education levels, lack of health insurance, limited English proficiency, ambulatory disabilities, and higher minority populations. The NCPA is collaborating with the University of Southern California School of Pharmacy to combat this, providing real-time data on pharmacy shortages and seeking sustainable policy solutions.

(www.ncpa.org)

Tech pharmacy deserts healthcare access health disparities

Rust: Devouring the JavaScript Ecosystem with Speed

2025-02-16

Rust: Devouring the JavaScript Ecosystem with Speed

Rust, known for its speed, reliability, and memory efficiency, is rapidly making inroads into the JavaScript ecosystem. Numerous frontend build tools, including Webpack, Babel, and Prettier, are facing challenges from Rust-based alternatives like SWC, esbuild, and Rome. These Rust tools, offering significant performance improvements, are being adopted by projects such as Next.js and Deno. While Rust has a steeper learning curve, its performance advantages and WebAssembly support make it a crucial force in the future of JavaScript tooling. New projects like Rspack and Biome are emerging, solidifying Rust's impact on the field.

(leerob.com)

Development

Gladiator's Roman Army: A Historical Debacle

2025-06-27

Gladiator's Roman Army: A Historical Debacle

This article critically analyzes the iconic opening battle sequence in the movie Gladiator. While visually aiming for verisimilitude in Roman military equipment, the sequence contains numerous historical inaccuracies in army composition, tactical deployment, and weapon use. For example, the depicted Roman army has an excessively high proportion of archers, neglecting the dominant role of heavy infantry; the battle formation deviates significantly from actual Roman warfare; and the siege weapons used are anachronistic. The author argues that the film strives for a semblance of historical accuracy rather than true historical fidelity, leading viewers to mistakenly assume meticulous research.

(acoup.blog)

Tech Roman army film history

Roame Hiring: Lead Full-Stack Engineer to Revolutionize Travel Booking with AI

2025-05-11

Roame Hiring: Lead Full-Stack Engineer to Revolutionize Travel Booking with AI

Roame, a flight search engine leveraging credit card points and miles, is seeking a Lead Full-Stack Engineer. Backed by top-tier investors, Roame empowers millions to maximize their points' value. The ideal candidate possesses 4+ years of experience, mastery of Next.js, Firebase, and Go, and a strong understanding of AI pipelines. The San Francisco-based role requires in-person work. Roame offers competitive salary, equity, benefits, and a culture emphasizing collaboration and rapid iteration.

(www.ycombinator.com)

Development Travel Booking

Lee Enterprises Hit by Cybersecurity Attack, Halts Newspaper Publication in 24 States

2025-02-10

Lee Enterprises Hit by Cybersecurity Attack, Halts Newspaper Publication in 24 States

Lee Enterprises, a major US news conglomerate, has experienced a cybersecurity incident that has led to the suspension of newspaper and digital publications in 24 states. Initially attributed to a server issue, the company later revealed a malicious cyberattack and notified law enforcement. The attack caused significant disruption and financial losses, with a fourth-quarter loss of $2.80 per share, far exceeding expectations. Lee Enterprises is investigating and implementing preventative measures, but hasn't announced a timeline for resuming normal publication. This incident highlights the cybersecurity risks and transformation challenges faced by the news media industry.

(augustafreepress.com)

Tech news media publication halt

Over 1,100 Exposed LLM Servers: A Security Vulnerability Deep Dive

2025-09-03

Over 1,100 Exposed LLM Servers: A Security Vulnerability Deep Dive

Researchers discovered over 1,100 publicly exposed LLM servers running the Ollama framework, with approximately 20% actively hosting models vulnerable to unauthorized access. Using Shodan and a Python-based tool, the study revealed a critical lack of security baselines in LLM deployments, providing a foundation for future LLM threat surface monitoring. Vulnerabilities included unauthorized API access, model extraction attacks, jailbreaking and content abuse, resource hijacking, and backdoor injection. The researchers recommend several security mitigations, including enforcing authentication and access control, network segmentation and firewalls, rate limiting and abuse detection, disabling default ports, and continuous monitoring to secure LLM infrastructure.

(blogs.cisco.com)

Tech LLM Security

Fashion Forecasts Recession: Are We Headed for a 2025 Economic Downturn?

2025-04-03

Fashion Forecasts Recession: Are We Headed for a 2025 Economic Downturn?

Warning signs of a 2025 recession are everywhere. The stock market is down, CFOs are pessimistic, and looming tariffs add to the gloom. But economic anxieties aren't just reflected in financial reports; fashion trends subtly hint at economic uncertainty. Recent runway shows reveal a return to simple suits, neutral colors, and conservatively long hemlines, echoing the style of the 2008 financial crisis. These trends reflect a growing budget consciousness and a desire for practicality among consumers. Analysts point to a surge in searches for maxi skirts, minimalist styles, and corporate attire, signaling declining consumer confidence. The fashion world seems to be bracing for an impending economic downturn, with designers opting for more durable, versatile pieces in muted colors.

(www.marieclaire.com)

Misc fashion trends

Parisian Kebab Quality vs. Train Station Proximity: A Hilarious Data Analysis

2025-02-24

A self-proclaimed unemployed, autistic Swede on Reddit undertook an "informal study" to test a French Redditors' hypothesis: "The closer to the train station, the worse the kebab." Using OSMnx for map data, the Google Places API for kebab shop information and ratings, and NetworkX for distance calculations, he meticulously cleaned and analyzed the data. The result? Almost no correlation (Pearson correlation coefficient of 0.091), debunking the initial hypothesis. Despite the disappointing outcome, this post is a hilarious account of the process, filled with programmer humor and frustration. It's a fun tech share and a compelling data analysis case study.

(www.jmspae.se)

Misc

Decomposing Factorials into Large Factors: Progress on an Old Conjecture

2025-03-28

A new paper studies the problem of factoring a factorial into factors as large as possible. Erdős and others proposed a conjecture about this, but the proof was lost. This paper, using clever applications of the prime number theorem and approximate factorization, provides new upper and lower bounds, partially solving this long-standing problem and offering new avenues to fully resolve the remaining conjectures.

(terrytao.wordpress.com)

Development combinatorics

Multithreading: The Wrong Design?

2025-04-02

This article challenges the common misconception that multithreading always improves performance. The author argues that modern CPUs don't operate as a shared memory model as often taught, and multithreading introduces significant overhead due to cache coherence issues and synchronization primitives, leading to performance degradation and increased complexity. Duplicating single-threaded code across multiple cores is presented as a more efficient approach, leveraging CPU time more effectively and resulting in simpler, more maintainable code. The author advocates for single-threaded designs like Node.js and Actor models as superior for utilizing modern CPU resources, despite the perception that multithreading is a more sophisticated approach.

(unetworkingab.medium.com)

Development

Halide's Revolutionary Single-Shot HDR: Busting the Myths of HDR Photography

2025-05-14

Halide's Revolutionary Single-Shot HDR: Busting the Myths of HDR Photography

The Halide camera app developers delve into the misconceptions surrounding HDR photography. Traditional HDR modes (like the iPhone's 'HDR mode') are actually tone-mapped composites of multiple photos, not true HDR, leading to detail loss and artificial artifacts. The article introduces Halide's new single-shot HDR processing, inspired by traditional darkroom techniques like dodging and burning. This gives users granular control over tone mapping, preserving detail and offering various HDR display options. The article also discusses the current state and challenges of HDR display technology.

(www.lux.camera)

Development HDR photography camera app

NFC Release 15: Quadrupled Range, Enhanced User Experience

2025-06-18

NFC Release 15: Quadrupled Range, Enhanced User Experience

The NFC Forum's latest specification, NFC Release 15, extends the operating range of NFC-enabled devices from 0.5cm to 2cm—a fourfold increase. This enhancement boosts reliability, leading to faster transactions and a smoother user experience. Consumers will benefit from improved ease of use, while industries like automotive and public transport will see increased efficiency. Release 15 includes updated technical standards and a new certification program, ensuring compatibility and performance across devices. The upgrade addresses market demand for greater reliability and range, particularly crucial for smaller devices and complex applications.

(nfc-forum.org)

Tech Near Field Communication Technology Upgrade

Facing Goliath: Lead Bullets, Not Silver Bullets

2025-05-10

This article recounts the author's experiences leading teams through intense competitive pressure at Netscape and Opsware. At Netscape, facing Microsoft's IIS, the initial strategy of seeking 'silver bullets'—strategic partnerships and acquisitions—failed. The author realized that improving product performance was key, eventually overcoming the disadvantage through continuous improvement. At Opsware, against Bladelogic, the author rejected avoidance strategies and focused the team on product enhancement, ultimately achieving success. The author stresses that when facing existential threats, avoid shortcuts and confront problems head-on. 'Lead bullets'—hard work and persistent improvement—are the path to victory.

(a16z.com)

Startup product improvement

German Firm TNG Unveils DeepSeek-TNG R1T2 Chimera: A Faster, More Efficient Open-Source LLM

2025-07-05

German Firm TNG Unveils DeepSeek-TNG R1T2 Chimera: A Faster, More Efficient Open-Source LLM

TNG Technology Consulting GmbH, a German firm, has released DeepSeek-TNG R1T2 Chimera, a new large language model (LLM) built upon the open-source DeepSeek-R1-0528. Utilizing their innovative Assembly-of-Experts (AoE) method, R1T2 boasts significant improvements in speed and efficiency, achieving over 200% faster inference than R1-0528 while retaining over 90% of its reasoning capabilities. The model's concise outputs translate to lower compute costs. Released under the permissive MIT license and available on Hugging Face, R1T2 offers a cost-effective and efficient AI solution for enterprises and researchers.

(venturebeat.com)

AI

LiveSplat: Realtime Gaussian Splatting Algorithm Released (Alpha)

2025-05-15

LiveSplat: Realtime Gaussian Splatting Algorithm Released (Alpha)

LiveSplat, a realtime Gaussian splatting algorithm using RGBD camera streams, has been released. Developed as part of a larger VR telerobotics system, its public release follows significant community interest. Currently in alpha, it requires Python 3.12+, Windows or Ubuntu, an Nvidia GPU, and one to four RGBD sensors. While closed-source, installation instructions and an Intel Realsense integration script are provided. The author is open to licensing opportunities.

(github.com)

Development realtime rendering gaussian splatting

Nvidia and MediaTek Team Up to Bring a New Generation of Linux PCs

2025-01-12

Nvidia and MediaTek Team Up to Bring a New Generation of Linux PCs

Nvidia and MediaTek have partnered to launch Project DIGITS, a personal AI computer powered by the Grace Blackwell superchip and running a customized Ubuntu Linux distribution. Priced at $3000, this powerful machine boasts impressive AI capabilities. However, Nvidia plans to release more affordable versions, potentially around $1000, targeting mainstream users. This move signifies Nvidia's entry into the desktop CPU market and an attempt to bridge the gap between Linux and Windows users via WSL. This offers users high-performance PCs natively supporting Linux, particularly advantageous on ARM architecture.

(www.zdnet.com)

Tech MediaTek

The Fatal Flaw of "The Art of Multiprocessor Programming": Ignoring the futex

2025-08-19

This article critiques "The Art of Multiprocessor Programming," a well-regarded textbook, for its omission of the futex, a crucial modern concurrency technique. The author argues that the book's lack of coverage renders its content outdated and impractical. Futexes, enabling efficient mutex implementations, significantly improve concurrency performance and are widely used in operating systems like Linux, Windows, and macOS. The article details futex functionality and provides code examples demonstrating high-performance mutex construction using futexes, including spinlocks, non-recursive mutexes, and recursive mutexes. The author concludes that the book's failure to cover essential technologies like futexes makes it insufficient for modern concurrency programming needs.

(h4x0r.org)

Development concurrency programming multiprocessor programming

Expat XML Parser Patches Critical, Long-Standing Vulnerability: A Decade-Long Battle

2025-03-13

After two and a half years of effort, a critical vulnerability (CVE-2024-8176) in the Expat XML parser has finally been patched. The vulnerability, stemming from recursive calls potentially leading to stack overflows and denial-of-service attacks, was addressed in version 2.7.0. Maintainer Sebastian Pipping, after reaching out to numerous companies for assistance, collaborated with Siemens and others for ten months to resolve three variants of the issue. The release also includes other improvements, such as a new fuzzer and 64-bit Windows binaries. This story serves as a reminder of the hidden security risks even in seemingly simple programming techniques, and the importance of open-source community collaboration.

(blog.hartwork.org)

Development XML parser open-source security

Antitrust Wave Sweeping Corporate America: Big Companies Are Panicking?

2025-02-22

Antitrust Wave Sweeping Corporate America: Big Companies Are Panicking?

Antitrust enforcement in the US is quietly reshaping the business landscape. From Equifax's monopolistic data pricing to Pepsi's discriminatory pricing against smaller convenience stores, to Corteva and Syngenta's exclusive dealing arrangements, and American Express's anti-competitive fees, a wave of antitrust lawsuits is making headway in the courts, with judges increasingly receptive to plaintiffs' claims. This signals a significant shift, with long-neglected antitrust laws being reinterpreted and enforced, posing major challenges to large corporations and foreshadowing profound changes in the rules of commerce.

(www.thebignewsletter.com)

Startup business

Supreme Court Ruling Effectively Nullifies First Amendment for Online Sexually Explicit Content

2025-07-13

Supreme Court Ruling Effectively Nullifies First Amendment for Online Sexually Explicit Content

A recent Supreme Court decision allows states to sue writers who include sex scenes on their websites, even if intended for adults. Parents can sue across state lines for massive damages, even facing felony charges, if they believe the content harmed their children, regardless of age verification. This chilling effect on free speech threatens online creators of sexually explicit content. The author refuses to implement age verification and encourages others to resist censorship. The ruling is driven by a conservative agenda aiming to eliminate all sexually-related online speech.

(ellsberg.substack.com)

Misc supreme court

Kiplimo Shatters Half Marathon World Record

2025-02-17

Kiplimo Shatters Half Marathon World Record

Jacob Kiplimo, a 24-year-old Ugandan runner, smashed the half marathon world record in Barcelona, finishing in an astonishing 56:42. This is a 48-second improvement, the largest ever in the men's half marathon. Kiplimo attributed his success to ideal conditions and a spontaneous acceleration from the third kilometer. He averaged 22.3 km/h. He will now focus on his marathon debut at the London Marathon in April.

(www.cnn.com)

Misc athletics marathon world record

Thunderbolt 5: A Quantum Leap in Speed and Capability

2025-01-10

Thunderbolt 5: A Quantum Leap in Speed and Capability

Thunderbolt 5 has arrived in 2024, bringing a significant performance boost to laptops and monitors. Compared to Thunderbolt 4, Thunderbolt 5 boasts double the bandwidth (up to 120 Gbps), supports up to 8K displays, and offers up to 240W of charging power. This translates to faster file transfers, support for more powerful external GPUs and AI accelerators, and superior display capabilities. While Thunderbolt 5 ports and cables look similar to Thunderbolt 4, the performance gains are substantial. If you demand top-tier performance, Thunderbolt 5 is worth considering, but its current adoption is still limited, and prices are relatively high.

(www.tomsguide.com)

Hardware interface performance upgrade

The Rise and Fall (and Persistence) of AM Radio

2025-03-29

The Rise and Fall (and Persistence) of AM Radio

This nostalgic piece reminisces about the golden age of AM radio, where even small towns boasted diverse stations and unique DJs created a shared listening experience for a generation. The author contrasts this sense of community and shared culture with the individualized experience of streaming services. While AM radio's audience shrinks, its frequency remains a constant, waiting for a new voice to reignite its potential.

(www.discoursemagazine.com)

Misc

Fortran for C Programmers: A Quick Start Guide

2025-05-18

This concise guide provides essential information for C/C++ programmers to quickly get started with Fortran. It covers key aspects of the language, including its two source forms (fixed-form and free-form), implicit typing rules, built-in functions, modular programming, and input/output operations. The guide highlights differences between Fortran and C/C++ in data types, arrays, pointers, and function calls, and points out potential pitfalls, such as operator precedence and short-circuiting evaluation. This is a great starting point for C/C++ programmers interested in learning Fortran.

(flang.llvm.org)

Development

Apple Patches Critical iOS Zero-Day Exploit

2025-09-17

Apple released an emergency security update on September 15, 2025, addressing a critical memory corruption vulnerability (CVE-2025-43300) in iOS and iPadOS. This vulnerability could be exploited in targeted attacks, causing memory corruption through a malicious image file. Affected devices include iPhone 6s and later, select iPads, and iPod touch. Apple notes that they don't disclose security issues until investigation and patching are complete.

(support.apple.com)

Tech iOS security update

Five Types of Nondeterminism: Practical Insights from Formal Methods

2025-02-20

Five Types of Nondeterminism: Practical Insights from Formal Methods

This article explores five types of nondeterminism in system modeling: true randomness, concurrency, user input, external forces, and abstraction. The author explains each type clearly with practical examples. True randomness, while often simulated with pseudorandom number generators, is usually treated as nondeterministic choice in modeling. Concurrency is a major source of nondeterminism, requiring special handling due to state space explosion. User input and external forces are treated as nondeterministic external influences. Critically, abstraction simplifies complex deterministic processes into nondeterministic choices, simplifying models and increasing sensitivity to potential errors. This provides valuable insights into understanding nondeterminism and its applications in software development.

(buttondown.com)

Development nondeterminism software modeling

The Gruen Transfer Goes Digital: How Websites Are Designed to Confuse You

2025-04-23

The Gruen Transfer Goes Digital: How Websites Are Designed to Confuse You

Ever felt lost in a supermarket, only to buy things you didn't need? That's the Gruen Transfer—a deliberately confusing layout designed to make you forget your original purpose. This article argues that this tactic has spread online, with Facebook's newsfeed being a prime example, filled with ads and irrelevant content that keeps users endlessly scrolling. Many websites employ similar strategies to encourage impulsive purchases. The article explores the negative impacts of this and mentions EU regulations aiming to simplify user experience and reduce unnecessary complexity.

(sebs.website)

Design

Unregistry: A Lightweight Docker Image Registry for Effortless Transfers

2025-06-19

Unregistry: A Lightweight Docker Image Registry for Effortless Transfers

Unregistry is a lightweight container image registry that stores and serves images directly from your Docker daemon's storage. The `docker pussh` command allows pushing images to remote Docker servers over SSH, transferring only missing layers for speed and efficiency. Bypass the complexities of Docker Hub or self-hosted registries; simply use `docker pussh myapp:latest user@server` for a direct, simple transfer. It establishes an SSH tunnel, runs a temporary Unregistry container, pushes only missing layers, then closes the tunnel. Perfect for production deployments, CI/CD pipelines, and air-gapped environments.

(github.com)

Development Image Transfer Lightweight Registry

Microsoft Fabric: Outages, Misinformation, and a Lack of Transparency

2025-05-19

Microsoft Fabric: Outages, Misinformation, and a Lack of Transparency

Microsoft's Fabric data analytics platform suffered another major outage last week, lasting for hours across multiple continents. However, Microsoft's official status page consistently showed everything as normal, leading to user outrage. Reddit users relied on third-party tools to track the outage, revealing significant discrepancies between Microsoft's reports and the reality on the ground. The response time was far longer than the actual event duration. Worryingly, Microsoft's post-mortem reports were vague, downplaying the impact and even hiding the history of outages. The author questions Fabric's lack of a service-level agreement and refunds, suggesting that its current popularity stems primarily from user ignorance.

(www.brentozar.com)

Tech Outages

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