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.

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.

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.

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 ...

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.

DoesItAgeVerify: The age verification status of Open Source Operating Systems

https://opengraph.githubassets.com/d55c54999e085b24e49d13545e96f51f37e7765732ac42e900cc938d90584bcc/BryanLunduke/DoesItAgeVerify
Open source operating systems are not implementing age verification due to various laws and restrictions. Some developers plan to comply with age verification laws, but none have fully implemented it for Brazil or California.

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.

Interview: Nobonoko, Master of the Minimal Sequencer

https://fi-le.net/nobo/beepbox.png
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 ...

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.

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.

There is No Spoon. A software engineers primer for demystified ML

https://raw.githubusercontent.com/dreddnafious/thereisnospoon/main/figures/logo.svg
A machine learning primer for engineers builds intuition through analogies and mental models. It focuses on design decisions and tradeoffs, not just tool explanations.

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.

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.

About the Atmosphere

https://s0.wp.com/_si/?t=eyJpbWciOiJodHRwczpcL1wvaTAud3AuY29tXC90b25pLm9yZ1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNFwvMDNcL3Rvbmktcy0zX3Vwc2NheWxfMnhfcmVhbGVzcmdhbi14NHBsdXMtY3JvcC1vcHRpbS5wbmc_Zml0PTEzNzElMkMxMzcxJnNzbD0xIiwidHh0IjoiVG9uaS5vcmciLCJ0ZW1wbGF0ZSI6ImVkZ2UiLCJmb250IjoiIiwiYmxvZ19pZCI6MTQ1fQ.gqQJlHm6Wie3JCHq0bMiyhBmF6xab4IJeXfIFTz6Jj4MQ
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.

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 ...

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.

Ohm's Peg-to-WASM Compiler

https://avatars.githubusercontent.com/u/17293?v=4
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 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.

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 ...

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.

Show HN: Crazierl – An Erlang Operating System

To join a dist cluster, share a URL with the same hashtag and enable dist, but only on a trusted network. This demo uses unencrypted Erlang distribution, which should not be used over the internet due to security risks.

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.

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.

Creating West Coast Buddhism (2024)

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Buddhism has undergone significant changes in the Western world, adapting to modern culture and science, and transforming into a secular mindfulness meditation practice. This transformation, driven by various cultural and intellectual movements, has led to a widespread adoption of Buddhist practices, but also resulted in a loss of its core religious concepts and a shift towards a more ...

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, ...

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...

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.

The Sudden Fall of OpenAI's Most Hyped Product Since ChatGPT

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Show HN: QuickBEAM – run JavaScript as supervised Erlang/OTP processes

https://opengraph.githubassets.com/dd747b0b69b0b2a8c8dc1f6b9853c98fdf1e71338f95ecc159383ae505223978/elixir-volt/quickbeam
QuickBEAM is a JavaScript runtime for the BEAM, providing Web APIs backed by OTP and a built-in TypeScript toolchain. It allows for dynamic evaluation and execution of JavaScript code within Elixir processes.