Copilot Edited an Ad into My PR

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A team member used Copilot to edit a PR description, adding ads for itself and Raycast. This is seen as an abuse of the platform's features for self-promotion.

ChatGPT won't let you type until Cloudflare reads your React state

Cloudflare's Turnstile program collects 55 properties from a user's browser, including font measurements, storage, and React application data, to verify the user is running a real browser with a fully rendered ChatGPT application. The program uses a custom VM with a server-generated XOR key to collect and encrypt the fingerprint data, which is then sent as the OpenAI-Sentinel-Turnstile-Token ...

Voyager 1 runs on 69 KB of memory and an 8-track tape recorder

https://techfixated.com/wp-content/uploads/2025/04/0913-VOYAGER-1-sized-860x573.jpg
Voyager 1, a 48-year-old spacecraft, is still functioning and transmitting data from interstellar space despite having only 69 kilobytes of memory and an 8-track tape recorder. It has made numerous discoveries and is now the most distant human-made object in the universe, carrying a golden record with sounds of Earth for potential extraterrestrial life.

Philly courts will ban all smart eyeglasses starting next week

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Philadelphia courts ban smart eyewear with recording capabilities due to potential witness and juror intimidation. Those caught attempting to bring smart eyewear into courtrooms may be barred entry or arrested for criminal contempt.

15 Years of Forking

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The creator of Waterfox, a 64-bit Firefox build, shares its 15-year history, from 50,000 downloads to 1M monthly active users. Despite financial struggles, the browser remains independent and committed to user privacy.

VHDL's Crown Jewel

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In this post, I would like to talk about VHDL’s crown jewel: how it preserves determinism in a concurrent language. Here is a figure of how it works: What you see is a simplified example of VHDL’s delta cycle algorithm in action. Delta cycles are an HDL concept used to order events that occur in zero physical time. The red circles refer to signal value updates. The blue squares are process ...

"Roadrunner": a bipedal, wheeled robot for multi-modal locomotion [video]

New Apple Silicon M4 and M5 HiDPI Limitation on 4K External Displays

https://smcleod.net/2026/03/new-apple-silicon-m4-m5-hidpi-limitation-on-4k-external-displays/macOS.jpeg
Apple Silicon M4 and M5 Macs have a limitation that prevents full-resolution HiDPI 4k modes on external displays due to a GPU driver policy. The limitation can be reproduced on M5 Max Macs using specific commands and cannot be bypassed by modifying EDID or DCP settings.

Pretext: TypeScript library for multiline text measurement and layout

https://opengraph.githubassets.com/4b5b79060fa496a48a0935ad5c608599cf62425e161655d66304682b48dda5eb/chenglou/pretext
Pretext is a JavaScript library for multiline text measurement and layout, supporting various languages and rendering to DOM, Canvas, and SVG. It provides APIs for text analysis, measurement, and layout, allowing for efficient and accurate text rendering with features like shrink wrapping and manual line layouts.

The Cognitive Dark Forest

The internet has become a consolidated space where corporations and governments control information, making it a bleak future for innovation and creativity. The rise of AI has made execution cheap, but also allows large corporations to absorb and replicate individual innovations, making it safer to stay silent and not disrupt.

Interview: Nobonoko, Master of the Minimal Sequencer

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The user discusses the music of nobonoko, a contemporary artist who creates music using the simple BeepBox-like software, and contrasts it with the commercial music industry where artists like Bad Bunny are successful due to their topical politics rather than their musical skill. The user interviews nobonoko, who reveals his influences, creative process, and DIY approach to music and art, and ...

C++26 is done ISO C++ standards meeting, Trip Report

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The ISO C++ committee completed technical work on C++26 in London, resolving international comments and producing a final document for approval. C++26 features include reflection, improved memory safety, and language contracts.

Hardware Image Compression

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One of the things I’ve always lamented about hardware image formats is the slow pace of innovation. Developers were usually unwilling to ship textures in a new format unless that format was widely available. That is, the format had to be supported in the majority of the hardware they were targeting, and must be supported across all vendors. For example, even though ATI introduced the 3Dc ...

The road signs that teach travellers about France

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France's brown motorway signs have promoted the country's history, culture, and identity for over 50 years, directing drivers to monuments, vineyards, and national sites. The signs, designed by Jean Widmer and others, have become an open-air gallery showcasing France's heritage and local industry.

Claude Code runs Git reset –hard origin/main against project repo every 10 mins

https://opengraph.githubassets.com/eccea6215bd624d72617f756dcd85201b78122fac8000a4e51463e3eb994a901/anthropics/claude-code/issues/40710
Claude Code silently destroys uncommitted changes to tracked files every 10 minutes via programmatic git operations. The bug is invisible when all changes are committed, making it appear intermittent.

Moretti replication published in AER

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I’m pleased to announce that my replication of Moretti (2021) (M21) is now accepted as a comment at American Economic Review. Here is the pdf. I find ten issues in the paper. My comment focuses on two major problems; in the appendix, I document eight (relatively) minor problems. M21 studies agglomeration effects for innovation: do bigger technology clusters have more patenting? The main ...

About the Atmosphere

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ATmosphereConf 2026 is a gathering of developers and entrepreneurs building a free and open online ecosystem. The Atmosphere is a thriving ecosystem of over a thousand interoperable social apps and services running on the AT Protocol.

Gonon: Building a Clock with No Numerals

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The question that started this wasn't about clocks. It was about what happens when you remove every cultural assumption from timekeeping and ask: what's left? No Roman numerals. No Arabic numerals. No left-to-right reading direction. No assumed orientation. Something that works in a mirror, in zero gravity, in any language spoken on Earth or beyond it. Before building anything, I ...

I'll buy your electronics to feed our robot

Daywork's DX Harvester 1 helps teams recover components from retired hardware, reducing downtime and gray-market risk. It's designed for repair teams, startups, OEMs, and electronics processors facing supply constraints and returns.

Coding Agents Could Make Free Software Matter Again

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The author believes AI coding agents will make free software matter more than ever, giving users the freedom to run, study, modify, and share software, and that this shift will make software freedom more practically relevant for everyone, not just technical enthusiasts. The author thinks new models are needed that combine the customization benefits of free software with the convenience of ...

My MacBook keyboard is broken and it's insanely expensive to fix

Laptop keyboard became too sensitive and unusable after cleaning. I remapped arrow keys using Karabiner Elements to avoid expensive repair.

LinkedIn uses 2.4 GB RAM across two tabs

User is frustrated with a social network that displays AI-generated content and artificially limits scroll speed. They find it annoying and reminiscent of a dystopian TV show.

The RISE RISC-V Runners: free, native RISC-V CI on GitHub

RISE offers free RISC-V CI runners for open source projects on GitHub, removing the barrier to testing on real hardware. Install a GitHub App and add a label to your workflow to run jobs on physical RISC-V boards.

More on Version Control

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Your post got picked up by Hacker News and received many views. You're working on a version control system that provides safer versions of squash and rebase.

Kyushu Railway Company Train Varieties

https://www.jrkyushu.co.jp/lang/assets/img/train/top/img_design-story-trains01.jpg
JR Kyushu trains offer unique experiences with distinctive designs and features showcasing Kyushu's landscapes. Various trains like Kamome and D & S trains provide scenic routes and amenities for passengers.

Ohm's Peg-to-WASM Compiler

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Ohm v18 is a major update that significantly improves performance by compiling grammars to WebAssembly and using region-based memory management. It also optimizes space skipping, memoization, and rule application.

The rise and fall of IBM's 4 Pi aerospace computers: an illustrated history

https://static.righto.com/images/ibm-4pi/rr-ap-101b-w500.jpg
IBM's System/4 Pi family of computers was introduced in 1967 and played a critical role in various military and space applications, including the Space Shuttle, Skylab, and GPS development. The family evolved over the years with improvements in performance, memory, and architecture, with the AP-101B computer being used in the Space Shuttle for many years and later replaced by the AP-101S, ...

Nitrile and latex gloves may cause overestimation of microplastics

https://news.umich.edu/wp-content/uploads/2026/03/nitrile-and-latex-gloves-may-cause-overestimation-of-microplastics-u-m-study-reveals-GM_Fig6_OpticalSEM_Morphology-01-852x1024.jpg
Scientists at the University of Michigan found that nitrile and latex gloves may contaminate lab equipment with stearates, leading to overestimation of microplastics. Cleanroom gloves, which release fewer particulates, are suggested as a solution to this problem.

Neovim 0.12.0

https://opengraph.githubassets.com/8bd14e89266d33fb6d26fbbb78b3e5c713c369cef3c2040bd3c761895220fa44/neovim/neovim/releases/tag/v0.12.0
NVIM v0.12.0 Build type: Release LuaJIT 2.1.1774638290 Release notes Changelog (fixes + features) News (:help news in Nvim) Install Windows Zip Download nvim-win64.zip (or nvim-win-arm64.zip fo...

Miasma: A tool to trap AI web scrapers in an endless poison pit

https://raw.githubusercontent.com/austin-weeks/miasma/main/.github/images/response-light.png
Miasma helps fight AI data scraping by sending poisoned training data to scrapers. It's a fast, low-memory server that can be set up to direct scraper traffic to a proxy.