How Bluesky draws its logo on screenshots

https://timmarinin.net/2026/bluesky-screenshots/skeet.jpg
User noticed a hidden Bluesky logo in a screenshot, which disappears when taking the actual screenshot. The logo is actually rendered as part of a secure text field that gets blanked by iOS during the screenshot process.

Quake Shareware, a CD-ROM just a little too full

https://fabiensanglard.net/quake_shareware_cd/compusa.webp
id Software released Quake shareware on a CD-ROM in 1996, allowing gamers to buy the game and unlock it with a phone call. However, hackers quickly discovered that they could bypass the system by decrypting the full version of the game from the shareware CD using QCRACK.EXE.

GPT-5.6 Sol Pricing Cut by 50%

https://t0.gstatic.com/faviconV2?client=SOCIAL&type=FAVICON&fallback_opts=TYPE,SIZE,URL&url=https://nousresearch.com&size=256
OpenRouter compares different companies' models based on routing modes and metrics like price, speed, accuracy, and performance. It provides a ranking system to help users choose the best model for their needs.

A Preview of DuckDB v2.0

https://duckdb.org/images/blog/thumbs/github-40k-stars.svg
DuckDB v2.0, codenamed "Cyanoptera", is coming this fall with several key features including a server mode, triggers, the VARIANT type and asynchronous I/O. The new version will also introduce a modern SQL parser and improved storage format.

Fairphone 6 and PostmarketOS working main camera

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The author has successfully integrated a wide lens camera into their Linux phone, improved image quality with color correction, and is now working on shipping the Fairphone 6+ worldwide except for US and Canada due to insurance issues. They are also planning to create a non-profit company to back their future projects, including making an RISCV-based Linux phone.

GPU Offload in Rust: Portable, Safe, and Fast

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
A new framework allows Rust to compile for GPUs without sacrificing memory safety. The framework, built into the Rust compiler and LLVM backends, efficiently manages data transfers using type systems and aliasing guarantees.

AI-Generated GitHub Copilot “Autofix” Allowed Compromise of Snowflake's Jira

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Wiz Research's Red Agent tool identified a critical GitHub Actions workflow vulnerability in Snowflake's public repository, which was introduced by an AI-powered commit. The vulnerability allowed an unauthenticated user to execute arbitrary commands within a GitHub Actions runner, but was patched by Snowflake on the same day it was reported.

Ask HN: Does anyone else feel like nothing matters anymore?

The user expresses skepticism about the value of new software releases, learning CS concepts, and side projects due to AI advancements. They feel that these efforts are meaningless as everything can be automated.

AI;DR (AI; Didn't Read)

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The author is concerned about AI-generated content, particularly when it's unedited and sent by respected individuals. They believe a human touch is essential in personal communication to convey intended meaning accurately.

The Road to MS-DOS 2.0

Olo (Color)

https://upload.wikimedia.org/wikipedia/commons/7/77/Olo_color_approximation.jpg?utm_source=en.wikipedia.org&utm_campaign=index&utm_content=thumbnail_unscaled
Researchers at UC Berkeley discovered an imaginary color called olo, which can only be seen using specialized tools that target M cone cells. Olo is described as a blue-green color with unprecedented saturation, but some scientists question its existence as a genuinely new color.

GPT 5.6 Sol is the best "vision" model OpenAI ever released

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OpenAI's GPT-5.6 lineup, including Sol, Terra, and Luna models, has shown significant improvements in vision capabilities such as object detection and counting. The Sol model outperforms the others in these tasks.

India has paved the way for charging merchants a fee on UPI transactions

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India's UPI system, a free digital payment network, may introduce fees to merchants for processing transactions above a certain threshold. The government is considering introducing a merchant discount rate (MDR) of 0.3-0.5% on larger transactions at big businesses, potentially affecting the network's success and user adoption.

Judge sets framework for Nine PBS to retrieve archival data

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A Denver District Court judge ordered Iron Mountain Data Centers to return archival data and programming to Nine PBS after the station sued for its 50 terabytes of stored material. The court found Nine PBS as the rightful owner, allowing it to retrieve its data within 30 days with assistance from a third-party vendor.

Los Puesteros, solitary men who look after ranches and livestock in Patagonia

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The Dutch photographer Pie Aerts documented the lives of puesteros, isolated men who care for ranches in Chilean Patagonia, highlighting their vulnerability and resilience. His work led to a feature-length film and photo book "Coirón", showcasing the harsh realities of their existence amidst breathtaking landscapes.

How to disable or avoid intrusive AI

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This guide helps users disable or avoid intrusive AI in their tech environment, including disabling Gemini and Apple Intelligence features. Users can also block AI enhancements in Firefox, change default search engines to DDG, and turn off specific AI features in various applications such as Gmail and Zoom.

Sun Clock

Sun Clock is a 24-hour clock that displays the sun's position and times for sunrise, solar noon, sunset, and twilight. It also shows the moon's phase and rising/set times, with adjustable direction based on user location.

How do functions like alloca allocate memory from the stack?

https://devblogs.microsoft.com/oldnewthing/wp-content/uploads/sites/38/2019/02/ShowCover.jpg
Raymond has been involved in Windows evolution for 30 years, creating a popular website and book. He occasionally shares entertaining stories on Twitter that convey no useful information.

Israel creates fake think tank in likely attempt to dupe AI chatbots

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The Hanover Institute for Public Policy appears to be a fake think tank created by the Israeli government to influence chatbots and AI systems, producing reports on Israel/Palestine issues. The organization's publications are designed to appeal to chatbots like Claude or Gemini, with formulaic questions and neutral tone arguments.

An update on leaving Gmail for Fastmail

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The author has been using Fastmail since leaving Gmail and is happy with the switch, citing its value and organization features. They've found that subdomain addressing helps keep their inbox organized without needing to create rules.

Repair Cafe – Fix Your Broken Items

https://www.repaircafe.org/wp-content/uploads/2022/01/Koffiezetapparaat_vierkant.jpg
Repair Cafés zijn internationaal beschikbaar in vele landen, ondersteund door Repair Café International. Dit platform biedt hulp bij het starten van eigen Repair Cafés wereldwijd.

Launch HN: Speko (YC S26) – OpenRouter for Voice AI

https://speko.ai/_next/image?url=%2Fbadges%2Fsoc2.png&w=640&q=75&dpl=dpl_q8cuVYEWFjRuNjTk4ZQg7736wN7n
Use published measurements to choose the best model for each language and objective, as vendor rankings may not be accurate. A single model is not optimal everywhere, so select based on user's native language.

Shattered skeleton is first confirmed death from trebuchet

GitHub degradation affects Cursor Origin, its new Git platform

Cursor's Status Page - GitHub degradation affecting some Cursor services — Automations, Cloud Agents, Codebase.

scScript for Linux

https://scapplications.com/images/sign1.svg
scScript is a C-like scripting language that compiles to efficient bytecode and runs in a fast virtual machine, integrated with scEmacs for I/O. It's written in C, easy to customize and extend, available for 64-bit Linux download from the official website.

A particle made of force: physicists say they've found mysterious 'glueball'

https://media.nature.com/lw767/magazine-assets/d41586-026-02498-1/d41586-026-02498-1_53111270.jpg
Physicists in China have observed evidence of a mysterious particle called a glueball, made entirely of force-carrying particles. The discovery provides direct evidence that gluons can interact with themselves and improves understanding of mass origin.

Ask HN: Alternatives to GitHub

Github's downtime has raised concerns about switching to alternatives like DSCI, Gitea, or Codeberg for version control and CI/CD. These options offer similar features with more flexibility in programming languages and a community-driven approach.

A simple fix for LLM tail latency

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To improve real-time LLM performance, consider sending each request twice to take the faster response. This approach can significantly reduce 10-second silences in phone calls by making it unlikely both copies are slow on the same turn.

Roboflow Playground: Try and Compare 30 Computer Vision Models

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Roboflow Playground allows users to compare up to five zero-shot computer vision models for various tasks like object detection, image classification, and OCR. Users can upload an image and set prompts to test the models without provisioning APIs or infrastructure individually.

Google wins bankruptcy auction for Spirit Airlines emails, chats, documents