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Veteran Open-Source Driver Developer Resigns Over Inclusivity Concerns

2025-02-17

Longtime Nouveau driver developer Karol Herbst resigned as a maintainer of the open-source NVIDIA Linux graphics driver due to disagreements with the upstream Linux kernel community regarding inclusivity and respect. In his resignation, Herbst stated his belief that the open-source community should operate on principles of equality and respect, expressing his disapproval of statements made by other maintainers perceived as exclusionary. He cited the phrase "we are the thin blue line" as a particular concern, highlighting the harm such statements cause. While Red Hat developers Lyude Paul and Danilo Krummrich will continue Nouveau maintenance, Red Hat is also developing NOVA, a new Rust-based open-source NVIDIA kernel driver.

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(www.phoronix.com)
Development Nouveau driver

When to Disobey: Moral Autonomy in the Military

2025-02-17
When to Disobey: Moral Autonomy in the Military

This article explores the complex question of when a military officer should disobey orders, even legal ones. The author argues that blind obedience is insufficient and that officers possess a moral autonomy stemming from their oath to the Constitution and their responsibility to their subordinates. Using historical examples and personal anecdotes, the author contends that officers have an obligation to challenge illegal or ethically questionable orders, even at the risk of career repercussions. The piece criticizes a lack of Congressional oversight of military actions and the resulting lack of public accountability.

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(warontherocks.com)
Misc military ethics moral autonomy

Anno 1800's Clever Camera-Relative Sun

2025-02-17

Playing Anno 1800, the author noticed the sun's position remains relative to the camera, not the world, causing shadows to always fall from the same direction. While less realistic than a fixed world sun, this design cleverly prevents shadow occlusion issues that can flatten the scene from certain camera angles. The author highlights this seemingly small feature's significant visual impact, praising the game's developers for also including automated camera rotation (F3) and UI hiding (Ctrl+G) for video recording.

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(simonschreibt.de)
Game lighting

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.

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(www.cnn.com)
Misc athletics marathon world record

Physics-Informed Neural Networks: Solving Physics Equations with Deep Learning

2025-02-17

This article introduces a novel method for solving physics equations using Physics-Informed Neural Networks (PINNs). Unlike traditional supervised learning, PINNs directly use the differential equation as a loss function, leveraging the powerful function approximation capabilities of neural networks to learn the solution to the equation. The author demonstrates the application of PINNs in solving different types of differential equations using the simple harmonic oscillator and heat equation as examples. Comparisons with traditional numerical methods show that PINNs can achieve high-accuracy solutions with limited training data, especially advantageous when dealing with complex geometries.

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(nchagnet.pages.dev)
AI Physics-Informed Neural Networks Numerical Computation

FAA Fires Hundreds of Probationary Employees, Sparking Outrage

2025-02-17

The Federal Aviation Administration (FAA) has fired hundreds of probationary employees, prompting outrage from the Professional Aviation Safety Specialists (PASS). Employees received termination notices from unofficial email addresses late on February 14th, many of whom are military veterans. PASS condemns the action as hasty and inhumane, arguing it exacerbates existing FAA staffing shortages and jeopardizes public safety, especially following three deadly plane crashes in the past month. The union claims the decision disregarded mission-critical needs and harmed employees.

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(www.passnational.org)
Tech

Windows 95 Setup: The Surprisingly Complex Story of a Tiny OS

2025-02-17
Windows 95 Setup: The Surprisingly Complex Story of a Tiny OS

This article reveals the hidden complexity of the Windows 95 setup program. To create a seemingly simple installer, the team had to build a miniature operating system from scratch within MS-DOS, including graphics libraries, a window manager, multilingual support, and even compatibility with Windows 3.1. They ultimately realized it was far more efficient to use the existing Windows 3.1 runtime, avoiding massive development efforts. The story highlights the importance of code reuse in software engineering and exposes the surprisingly complex nature of the Windows 95 setup program.

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(devblogs.microsoft.com)
Development

Supersonic Jet Streams Discovered on Exoplanet WASP-127b

2025-02-17
Supersonic Jet Streams Discovered on Exoplanet WASP-127b

Astronomers using the European Southern Observatory's Very Large Telescope (VLT) have discovered supersonic jet streams on WASP-127b, a giant exoplanet 520 light-years from Earth. These winds, reaching speeds up to 33,000 km/h, are the fastest ever measured on a planet. The discovery, detailed in Astronomy & Astrophysics, provides unprecedented insights into the weather patterns of distant worlds. Analysis using the CRIRES+ instrument revealed water vapor and carbon monoxide in WASP-127b's atmosphere, along with temperature differences between poles and equator, and even between morning and evening sides. This complexity mirrors weather patterns in our own solar system. Future observations with ESO's Extremely Large Telescope promise even greater detail.

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(phys.org)
Tech exoplanet supersonic winds astronomical discovery

Musk's Grok: Propaganda Weapon or Tech Disaster?

2025-02-17
Musk's Grok: Propaganda Weapon or Tech Disaster?

Elon Musk's new AI model, Grok, has sparked widespread concern due to its powerful propaganda capabilities. The article argues that Grok not only generates propaganda aligning with Musk's views but can subtly influence user attitudes without their awareness. Furthermore, Grok demonstrates significant flaws in image generation and temporal reasoning. The author contends that deploying this biased and unreliable AI technology will have severe consequences for American society, criticizing Musk for prioritizing personal gain over the public good.

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(garymarcus.substack.com)
AI

DIY Drone-Borne SAR: 1.5km Imaging on a Budget

2025-02-17

This project details the construction of a low-cost drone-borne synthetic aperture radar (SAR) system for under €800 and 10 months of spare time. The system achieves imaging up to 1.5km (and potentially further), weighs less than 1kg, and supports HH, HV, VH, and VV polarizations. The author meticulously documents the design, hardware choices, software algorithms (including a PyTorch-based autofocus algorithm), and the resulting imagery. This project showcases the potential of low-cost hardware for high-performance SAR imaging.

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(hforsten.com)
Tech Synthetic Aperture Radar Drone

CSS Color 4's oklch(): A Game Changer for Design Systems

2025-02-17
CSS Color 4's oklch(): A Game Changer for Design Systems

CSS Color Module 4 introduces oklch(), a new color notation defining colors using perceived lightness (L), chroma (C), and hue (H), optionally with alpha (a). This solves hsl()'s inconsistent lightness, making color manipulation and palette generation more predictable and improving accessibility. oklch() supports wide-gamut P3 colors, unlocking richer color possibilities on modern displays. While the oklch() ecosystem is still nascent, its advantages in code readability and color manipulation make it a strong contender for the future of CSS color.

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(evilmartians.com)
Development Color Specification

Improving Sega CD PCM Audio Quality with Low-Pass Filtering

2025-02-17

This article delves into the reasons behind the poor audio quality of the Sega CD's PCM sound chip and proposes a solution: using low-pass filters to enhance audio quality. It explores differences in audio hardware across various Genesis models and the role of low-pass filters in audio processing. Through experiments, the author compares the effectiveness of different types of low-pass filters (Butterworth IIR filters) and provides code examples. Ultimately, the author successfully improves the sound quality of Sega CD PCM audio and summarizes important considerations when implementing IIR filters in software.

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(jsgroth.dev)
Game Sega CD Low-Pass Filter

The Ultimate Guide to Setting Your PATH in Bash, Zsh, and Fish

2025-02-17

This guide provides a comprehensive walkthrough of adding directories to your PATH environment variable across different shells like bash, zsh, and fish. It addresses common pitfalls, such as locating the correct configuration file, handling duplicate entries, and configuring PATH within cron jobs. The author uses real-world examples to guide you through the process, ensuring you can successfully run programs after mastering PATH configuration.

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(jvns.ca)
Development Environment Variables

The Relentless Cycle of Homelessness: A Two-Year Struggle

2025-02-17
The Relentless Cycle of Homelessness: A Two-Year Struggle

Morrisette, a homeless individual, repeatedly experienced a cycle of setting up camp, having it cleared by authorities, and then rebuilding. For two years, despite the kind assistance of Barrows in applying for housing, he felt despair at failing to qualify for priority placement. This article recounts a poignant story of struggle within the system, highlighting the challenges and intertwined hopes of a homeless person seeking help.

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(sfstandard.com)
Misc

Trump's Tariff War: Canada and Mexico's Oil Industry Takes a Hit

2025-02-17
Trump's Tariff War: Canada and Mexico's Oil Industry Takes a Hit

The Trump administration's imposition of hefty tariffs on Canadian and Mexican oil products has sparked widespread concern. This move could lead to a 10% increase in gasoline prices in the U.S. Midwest and severely impact Canadian and Mexican oil exports. Experts point out the high dependence of the U.S. on Canadian heavy crude oil, with limited substitutes, meaning tariffs will directly translate to higher consumer prices. Mexico may redirect its oil exports to Asian and European markets. This event highlights the tense relationship between the U.S. and its major trading partners, and the impact of tariff policies on the global energy market.

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(oilprice.com)
Tech oil tariffs energy market

Technologist Shares Practical Tips for Online Privacy

2025-02-17
Technologist Shares Practical Tips for Online Privacy

A technologist with over a decade of experience in the tech industry shares her insights and advice on protecting your online privacy. Initially sharing concise, actionable tips via Instagram, she's now moving to a newsletter format to provide more in-depth guidance. She emphasizes that privacy is a spectrum and offers practical advice on social media, car data, smart home devices, data breaches, and child privacy. Rather than delving into legal specifics, she focuses on the technical aspects and actionable advice, empowering readers to easily improve their privacy in everyday life.

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(hannahonprivacy.substack.com)
Tech privacy tips

The 1875 COBOL Date Myth: Efficient Data Structures, Not a Language Flaw

2025-02-17
The 1875 COBOL Date Myth: Efficient Data Structures, Not a Language Flaw

The widespread rumor that COBOL systems default to May 20, 1875, for missing dates is false. This article reveals that the origin lies in the extreme optimization of data storage in early systems. To save storage space, programmers cleverly used data structures, taking 1875 as the base year and encoding dates into fewer characters. This approach was efficient and reasonable in the resource-constrained environment of the time, not a flaw of COBOL but a clever use of data structures by programmers.

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(retrocomputing.stackexchange.com)
Development historical programming

SuperSplat 2.0: Major Update to Open Source 3D Modeling Platform

2025-02-17
SuperSplat 2.0: Major Update to Open Source 3D Modeling Platform

The open-source 3D Gaussian Splats editing and publishing platform, SuperSplat, has received a major update! It's moved to a new domain, superspl.at, and now features web publishing. Users can easily share their creations online by simply logging in with their PlayCanvas account. Version 2.0 also adds a timeline for creating camera flythrough animations, a new .ssproj project file format for saving and loading projects, and supports immersive AR and VR experiences on Meta Quest 2/3, Android smartphones, and Apple Vision Pro. SuperSplat is MIT-licensed open source, and community contributions are welcome!

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(blog.playcanvas.com)
Development

Argentine President's Memecoin Endorsement Leads to Wild Price Swing, Millions Lost

2025-02-17
Argentine President's Memecoin Endorsement Leads to Wild Price Swing, Millions Lost

Argentine President Javier Milei's tweet endorsing a memecoin called Libra sent its market cap soaring to $4.4 billion before a dramatic 95%+ crash. Milei deleted the tweet, claiming unawareness of the project's details. Analysis suggests early investors manipulated liquidity pools to profit, resulting in $1.1 billion in trading volume but a heavily skewed buy/sell ratio. The incident also impacted other memecoins, with TRUMP losing $500 million in market cap in a short period.

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(www.coindesk.com)
Tech

Lumigo Copilot: Debugging Solved in Seconds, Not Hours

2025-02-16
Lumigo Copilot: Debugging Solved in Seconds, Not Hours

Developer Nadav received a Lumigo alert: a GitHub repository parsing failure. Using Lumigo Copilot, he received a full diagnosis in seconds: a GitHub API 404 error, indicating the repository was missing or the GitHub app was uninstalled. Copilot not only pinpointed the root cause but also provided the affected project ID, users, and event queue information, allowing Nadav to quickly resolve the issue, saving hours of log debugging.

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(lumigo.io)
Development log analysis

The Dark Side of the Sharing Economy: A Turo Nightmare

2025-02-16
The Dark Side of the Sharing Economy: A Turo Nightmare

Due to a past record, the author experienced a series of issues with the car-sharing platform Turo: the reserved car suffered a flat tire, the replacement arrived late; cancellation failed; the new car was dirty, and registration issues led to a police stop; additional charges were levied upon return. This article highlights the potential risks of the sharing economy: lack of platform oversight, irresponsible individual operators, and difficulty protecting consumer rights. Although the author eventually received a refund, the entire process was time-consuming and laborious, highlighting the shortcomings of the sharing economy's lack of effective regulation and consumer protection mechanisms.

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(basedfob.substack.com)
Misc sharing economy

Firefly's Blue Ghost Lunar Lander Enters Lunar Orbit

2025-02-16

Firefly Aerospace's Blue Ghost lunar lander, launched from Kennedy Space Center aboard a Falcon 9 rocket, has successfully entered lunar orbit. This CLPS mission carries a record-breaking 10 NASA payloads designed for various scientific experiments, including studying lunar heat flow and the plume generated during landing. After final preparations, the lander is scheduled to touch down near Mare Crisium on March 2nd.

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(spaceflightnow.com)
Tech lunar lander Firefly Aerospace

Game-Changing TCA Printing: Robust, Conformal Circuits on Any Surface

2025-02-16
Game-Changing TCA Printing: Robust, Conformal Circuits on Any Surface

A groundbreaking printing technique called TCA creates incredibly robust and high-resolution circuits on virtually any 3D surface, from curved glass to even chili peppers and eggshells! By embedding conductive materials within an adhesive, TCA creates a deeply interlocked interface, dramatically improving durability against scratching, high temperatures, and bending—even withstanding liquid nitrogen. This technology promises to revolutionize flexible electronics, sensors, and energy storage, opening doors for wearables, smart devices, and extreme environments.

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(www.nature.com)
Hardware TCA printing flexible circuits

The 'It's Now Safe to Turn Off Your Computer' Screen: A Windows 95 Nostalgia Trip

2025-02-16
The 'It's Now Safe to Turn Off Your Computer' Screen: A Windows 95 Nostalgia Trip

Remember the 'It's now safe to turn off your computer' message in Windows 95? This story recounts a humorous anecdote on an airplane where a fellow passenger repeatedly restarted their laptop after seeing the 'Windows has been shut down' screen, not realizing they needed to manually power off the machine. This highlights the lack of power management in older computers and explains why Windows 95 included the message: a gentle reassurance that it was safe to press the power button.

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(devblogs.microsoft.com)
Tech

6502 Code Generator Outperforms GCC and LLVM

2025-02-16

A developer built a 6502 code generator that surprisingly outperforms GCC, LLVM, and other compilers. The speed advantage isn't from superior high-level optimizations, but rather innovative code generation techniques. The compiler leverages "illegal" instructions, computationally expensive instruction selection, and space-for-time optimizations. The core algorithm combines instruction selection with register allocation, cleverly using continuation-passing style. It works with a DAG and SSA-form intermediate representation, generating multiple assembly code combinations, pruning with dynamic programming and branch-and-bound, and finally solving a PBQP problem for optimal selection. While employing some "cheats," the compiler shows remarkable benchmark results, offering fresh perspectives on code generation.

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(pubby.games)
Development

Portable Pi-Powered Tactical SDR System Jams Drones

2025-02-16
Portable Pi-Powered Tactical SDR System Jams Drones

Maker Media-Grizzly created a portable Raspberry Pi-based software-defined radio (SDR) system called D.E.S.E.R.T. This handy device functions as a mobile SDR and, with the flip of a switch, can disable nearby drones. Powered by a Raspberry Pi 4B (though compatible with other models), it features a keyboard, power LED, USB port, LCD display, and a prominent 'DE-AUTH' switch for drone jamming (legality varies by location). The system's source code is not yet public but is planned for release on GitHub.

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(www.tomshardware.com)
Hardware Drone Jammer

Netflix's Brief Apple TV Integration: A Bug, Not a Feature

2025-02-16
Netflix's Brief Apple TV Integration: A Bug, Not a Feature

Netflix's temporary appearance in the Apple TV app, including watchlist and 'continue watching' features, caused brief excitement. However, a Netflix spokesperson confirmed it was a mistake, and the functionality has been reverted. Netflix has consistently refused to integrate its content with Apple's or Google's aggregation efforts, highlighting its independent approach. While the temporary integration showed potential, Netflix remains committed to users accessing its content solely through its own app.

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(www.theverge.com)
Tech

Shell Command Efficiency Hack: Quickly Identify Past Commands with Icons

2025-02-16
Shell Command Efficiency Hack: Quickly Identify Past Commands with Icons

Frequently searching and rerunning commands in your shell history? The author shares a clever trick: add icon or text identifiers before commands (e.g., ✅; ./utils/check.sh). These identifiers don't affect command execution but significantly improve visual recognition, allowing you to quickly find the desired command and alleviate the frustration of frequently scrolling through history. It's a simple yet effective way to improve shell efficiency.

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(github.com)
Development Shell tricks command-line efficiency

Argentine President's Memecoin Promotion Ends in $107M Insider Dump

2025-02-16
Argentine President's Memecoin Promotion Ends in $107M Insider Dump

Argentine President Javier Milei's tweet promoting a memecoin called Libra, touted as a project to boost the Argentine economy, led to a spectacular crash. The token initially soared, but within hours, insiders holding roughly 82% of the tokens dumped their holdings, cashing out approximately $107 million and causing a 95% price drop. Milei subsequently deleted his tweet and claimed ignorance of the project's details. The incident highlights the risks of memecoins and the potential for manipulation in highly concentrated markets.

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(www.web3isgoinggreat.com)
Misc Memecoin Market Manipulation
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