The EU still wants to scan your private messages and photos

https://fightchatcontrol.eu/data/logo.webp
🎉 On March 26th, the critical amendment 34 (rejecting automated assessment of unknown photos and texts) PASSED by ONE vote, paving the way for the extension of Chat Control 1.0 to be overwhelmingly REJECTED! Accordingly, the derogation expires for good April 3rd. Negotiations on Chat Control 2.0 are next: Stay tuned for more updates!

Thoughts on slowing the fuck down

https://mariozechner.at/posts/2026-03-25-thoughts-on-slowing-the-fuck-down/media/header.png
The author warns that relying on coding agents can lead to brittle, complex, and unmaintainable codebases due to their inability to learn from errors and lack of global understanding. To avoid this, humans should slow down, use agents for non-critical tasks, and maintain agency over their codebases to ensure quality and maintainability.

Why so many control rooms were seafoam green (2025)

https://substackcdn.com/image/fetch/$s_!w68e!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5c09c560-ebb6-4e6c-a31c-5d5740830be1_984x1349.jpeg
A Graphic Designer shares their discovery of a specific seafoam green color used in 1940s industrial design, particularly in the Manhattan Project's control rooms. This color was chosen for its non-distracting and restful properties, as advocated by color theorist Faber Birren.

Running Tesla Model 3's computer on my desk using parts from crashed cars

https://bugs.xdavidhu.me/assets/posts/2026-03-23-running-tesla-model-3s-computer-on-my-desk-using-parts-from-crashed-cars/mcu.jpg
The user successfully set up a Tesla Model 3 car computer on their desk by purchasing parts on eBay and using Tesla's electrical reference to connect the components. After several challenges, including a burned power controller chip, the user was able to get the system running and is now exploring the car's operating system and network interfaces.

Personal Encyclopedias

https://whoami.wiki/blog/01-light.png
The user created a personal encyclopedia called whoami.wiki using MediaWiki and a language model to organize and connect their family photos, videos, and data exports, revealing forgotten memories and strengthening relationships. The project is now open source, allowing others to create their own personal encyclopedias and run it on their machine with their own data.

Slovenian officials blame Israeli firm Black Cube for trying to manipulate vote

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Miscellanea: The War in Iran

https://i0.wp.com/acoup.blog/wp-content/uploads/2026/03/image-3.png?resize=960%2C829&ssl=1
The US war with Iran was an unwise gamble that has resulted in a significantly worse strategic situation for the US, with the potential for a prolonged and costly conflict that could disrupt global energy supplies. The conflict has created an escalation trap, where both sides are incentivized to continue fighting due to the high costs of backing down, making a peaceful resolution increasingly ...

TurboQuant: Redefining AI efficiency with extreme compression

https://storage.googleapis.com/gweb-research2023-media/original_images/Quantization-hero.gif
Researchers developed TurboQuant, a vector quantization algorithm that reduces memory usage without sacrificing AI model performance. It achieves high compression with zero accuracy loss, ideal for key-value cache compression and vector search.

Flighty Airports

https://flighty.com/airports/image/card-airport-details.jpg
Search any airport for real-time delays, weather, arrivals, departures, and performance insights powered by Flighty.

Meta and YouTube found negligent in landmark social media addiction case

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ARC-AGI-3

https://arcprize.org/media/images/og-arc-agi-3-share.png
ARC-AGI-3 is an interactive benchmark testing AI's ability to learn and adapt in novel environments. It measures intelligence across time, not just final answers, to bridge the gap between AI and human learning.

Apple randomly closes bug reports unless you "verify" the bug remains unfixed

You file bug reports with Apple Feedback Assistant due to a mix of addiction and the occasional fix of reported issues. However, Apple's lack of response and apparent disregard for users' time and effort is a major complaint.

Apple Just Lost Me

https://andregarzia.com/img/andre.jpg
User is leaving Apple due to frustration with Apple's software gatekeeping, poor design, and age verification methods. They plan to switch to Linux and Android, assembling a homelab with a MNT Pocket Reform and considering a Fairphone Gen 6.

Meta told to pay $375M for misleading users over child safety

https://ichef.bbci.co.uk/news/480/cpsprodpb/438d/live/50569720-27d7-11f1-94c7-894c2c5c70c3.jpg.webp
A New Mexico court ordered Meta to pay $375m for misleading users over child safety on its platforms. Meta plans to appeal, despite a jury finding it liable for exposing children to explicit material and predators.

Antimatter has been transported for the first time

https://media.nature.com/lw767/magazine-assets/d41586-026-00950-w/d41586-026-00950-w_52208748.jpg
Scientists at CERN transported 92 antiprotons in a specially designed bottle using magnetic fields, marking a historic achievement. The bottle traveled 8 kilometers around the lab's site, paving the way for further research into antimatter's properties and mysteries.
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Updates to GitHub Copilot interaction data usage policy

https://github.blog/wp-content/uploads/2026/01/generic-github-logo-right.png?resize=1200%2C630
GitHub will use interaction data from Copilot users to improve AI models unless they opt out, starting April 24. Users can opt out in settings under "Privacy" to prevent data use for training.

VitruvianOS – Desktop Linux Inspired by the BeOS

https://v-os.dev/img/photogrid.png
Vitruvian OS is a free, open-source operating system built on Linux with a user-friendly interface and KISS principles. It prioritizes user experience and data privacy, with a strong focus on community feedback and customization.

Ensu – Ente’s Local LLM app

https://ente.com/og-images/ensu.png
Ente Labs has released Ensu, an offline LLM app that runs on your device with full privacy and zero cost. The app is currently in its early stages and the developers are seeking feedback to determine its future direction and features.

Quantization from the Ground Up

https://ngrok.com/blog-assets/images/2026-03-25-quantization/og.jpg
Sam Rose discusses how to make large language models (LLMs) smaller and faster by reducing the number of parameters and using quantization, a process that reduces the precision of floating-point numbers. By applying quantization techniques, such as symmetric and asymmetric quantization, LLMs can be made 4x smaller and 2x faster with only a 5-10% loss in accuracy.

FreeCAD v1.1

https://blog.freecad.org/wp-content/uploads/2026/03/hopovers.png
FreeCAD Version 1.1 is released with significant improvements and new features. It includes transparent Part Design previews, interactive tools, and a new CAM tool library system.

90% of Claude-linked output going to GitHub repos w <2 stars

Multiple contributors made various improvements to a project, including fixing build warnings, enhancing user interface, and adding new features such as custom caption bars and chat progress reporting. These improvements also included security hardening, rate limiting, and input validation, as well as updates to documentation and database connections.

Data centers are transitioning from AC to DC

https://spectrum.ieee.org/media-library/nvidia-s-high-compute-density-racks.jpg?id=65397940&width=1200&height=900
Data centers are upgrading to DC power configurations to reduce energy losses and improve efficiency as AI demands increase. Companies like Delta, Vertiv, and Eaton are developing 800 V DC systems to power AI infrastructure.

A nearly perfect USB cable tester

https://blog.literarily-starved.com/assets/LED-based-USB-cable-tester.jpg
The user had a lot of USB cables and wanted to sort and categorize them based on their capabilities. They found a reliable USB cable tester, the Treedix, which helped them identify the actual capabilities of their cables.

The bee that everyone wants to save

https://bear-images.sfo2.cdn.digitaloceanspaces.com/naturalist/15-pm-1.webp
The honeybee is not endangered, but its dominance in pollinator conservation efforts may be harming other wild bee species. To truly help pollinators, people should focus on growing more flowers and reducing pesticide use rather than installing honeybee hives.

Jury says Meta knowingly harmed children for profit, awarding landmark verdict

https://ca-times.brightspotcdn.com/dims4/default/904689b/2147483647/strip/true/crop/3300x2200+0+0/resize/1200x800!/quality/75/?url=https%3A%2F%2Fcalifornia-times-brightspot.s3.amazonaws.com%2F4b%2Fca%2Fb032bb644b4a80015871862c8ef4%2F803f80a48f6b4ed9befb22d63c661066.jpg
A New Mexico jury found Meta liable for harming children's mental health and concealing child exploitation on its platforms, awarding $375 million in damages. The verdict signals a shift against tech companies and may lead to further government action against Meta and other social media giants.

Tracy Kidder has died

Tracy Kidder, a journalist and author, died at 80 from lung cancer. He was known for immersive narratives that highlighted people mastering their realms through extensive research.

Why I forked httpx

A contributor to the popular Python HTTP client HTTPX is frustrated with the lack of releases and maintenance, leading to a decision to create a stable fork of the project. The fork aims to maintain a stable path for users, with a motto of "Move a little faster and not break things," and has a potential co-maintainer to share the load.

Woman who never stopped updating her lost dog's chip reunites with him after 11y

https://i.cbc.ca/ais/87f86046-7fa5-4c9e-ab88-c36b4b721979,1774453262324/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C1059%2C4284%2C2409%29%3B
Jourdyn Koziak's long-lost dog Forty-Cal was found after 7 years, initially suspected to be stolen. The reunion was emotional and inspiring, highlighting the importance of microchipping pets to ensure their safe return.

Earthquake scientists reveal how overplowing weakens soil at experimental farm

https://uw-s3-cdn.s3.us-west-2.amazonaws.com/wp-content/uploads/sites/6/2026/03/18120519/PXL_20230317_115025201-1-3-1024x768.jpg
Researchers used fiber optic cables to study the impact of tilling on soil moisture and found it disrupts soil's natural sponge-like quality. Tilling breaks soil channels, causing rain to pool and increase erosion and flood risk.

Sodium-ion EV battery breakthrough delivers 11-min charging and 450 km range

https://electrek.co/wp-content/uploads/sites/3/2026/03/Sodium-ion-EV-battery-breakthrough-6.jpeg?quality=82&strip=all&w=1400
China's BAIC Group achieved a breakthrough with its first sodium-ion battery prototype, featuring an energy density of over 170Wh/kg and a 450 km driving range. The breakthrough is part of the company's Aurora battery series, which also includes lithium-ion and solid-state batteries.

China is mass-producing hypersonic missiles for $99,000

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A Chinese company has developed a hypersonic missile, the YKJ-1000, which costs $99,000 and can be launched from anywhere, including shipping containers. This low-cost missile poses unprecedented threats to global defense markets and US allies due to its cost advantage and widespread deployment capabilities.

Ball Pit

https://shots.codepen.io/username/pen/NPRwLZd-800.jpg?version=1774434295
Edit Pen

I tried to prove I'm not AI. My aunt wasn't convinced

https://ichef.bbci.co.uk/images/ic/480xn/p0n8k8mz.jpg.webp
Experts say it's difficult to prove you're not a deepfake, even for those who know you well. A codeword between trusted individuals can be a simple way to verify identities.

Regular army and reserve components enlistment program: Summary of change

This regulation governs enlistment eligibility criteria, policies, and procedures for the Regular Army, U.S. Army Reserve, and Army National Guard, and prescribes the appointment, reassignment, and mobilization of Reserve Officers' Training Corps cadets. It outlines the responsibilities of various officials, including the Deputy Chief of Staff, G – 1, and the Commanding General, U.S. Army ...

Health NZ staff told to stop using ChatGPT to write clinical notes

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Health NZ staff caught using free AI tools like ChatGPT to write clinical notes may face disciplinary action due to data security and privacy concerns. The move has been criticized by the Public Service Association, saying staff are turning to AI tools due to pressure and lack of support.

Show HN: A plain-text cognitive architecture for Claude Code

Cog is a persistent AI memory system that uses plain text files and Unix tools to store and maintain knowledge. It allows for transparent decision-making and rule-editing, with changes tracked in a git log.

Sony V. Cox Decision Reversed

https://justatic.com/v/20260303091409/shared/images/social-media/law.jpg
The Supreme Court ruled in favor of Cox Communications, Inc., reversing a billion-dollar verdict against the company for providing internet services to known infringers. The court held that Cox did not intend for its service to be used for copyright infringement and that its actions did not meet the requirements for contributory liability.

Paper Tape Is All You Need – Training a Transformer on a 1976 Minicomputer

https://private-user-images.githubusercontent.com/10487787/558263339-91b92356-3a51-4c95-a549-1b7fc12d6e4f.jpg?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.qOJIN86YLK9As1VnfPOWSaIznaV3aphGdLGSFh2-h9M
The project is a spiritual successor to Xortran, training a small transformer to reverse a sequence of digits on a PDP-11/20. It uses a modest extension of a basic neural network with matrix multiplies, backpropagation, and cross-entropy.

A Eulogy for Vim

https://redacted.moe/f/66af7169.jpg
The author has a deep relationship with Vim, a text editor, and has forked it to create Vim Classic due to concerns about its reliance on LLMs. They want to maintain a version of Vim that aligns with their values and avoids the issues caused by GenAI.

“Disregard That” Attacks

https://calpaterson.com/images/screenshots/disregard-that.png
Large Language Models (LLMs) are vulnerable to "Disregard that!" attacks, where untrusted input can be injected into the model's context window, leading to security issues. The problem cannot be solved by adding more agents or using AI guardrails, and the only effective mitigation is to not allow untrusted input into the context window.

Hacking old hardware by renaming to .zip [video]

Musketeer d'Artagnan's remains believed found under Dutch church

https://ichef.bbci.co.uk/ace/standard/976/cpsprodpb/3b7f/live/56e98030-283f-11f1-a79a-77e93010d956.jpg
Remains found under a Dutch church may belong to Count d'Artagnan, a close aide to France's Sun King Louis XIV. DNA analysis is underway to confirm the identity of the skeleton, which was discovered after a 28-year search by archaeologist Wim Dijkman.

21,864 Yugoslavian .yu domains

https://jacobfilipp.com/wp-content/uploads/2026/03/image-32.png
The user downloaded a list of 21,864 domains from the former Yugoslavia's ".yu" top level domain from the Wayback Machine. The list was compiled by crawling links from archived pages and extracting domain names from a list on the website "www.yu".

Meta and Google found liable in social media addiction trial

https://ichef.bbci.co.uk/ace/standard/2048/cpsprodpb/a21d/live/fef5c380-1cdf-11f1-b4a6-b1a9fc5003ff.jpg
A Los Angeles jury found Meta 70% responsible for a 20-year-old woman's mental health harm from social media addiction. Meta plans to appeal the verdict, while Google's YouTube was found 30% responsible.

How to Keep ICE Agents Out of Your Devices at Airports

https://theintercept.com/wp-content/uploads/2026/03/AP26083127664371-e1774366315646.jpg?fit=4200%2C2100
To protect digital security while traveling, consider using throwaway devices and disabling biometrics, then turn devices off at security checkpoints. Lock down devices with unique passcodes and remove sensitive information to minimize damage if devices are searched or confiscated.

Building a coding agent in Swift from scratch

https://raw.githubusercontent.com/ivan-magda/swift-claude-code/master/demo.gif
Rebuilding Claude Code's CLI from scratch in Swift to test the idea that coding agents benefit from a small set of excellent tools and tight loop design. The project focuses on core mechanics first, then adds features like context, memory management, and persistence to make the agent usable.

1929: Inside the Greatest Crash in Wall Street History

https://www.nybooks.com/wp-content/uploads/2026/03/nyrb040926.jpg?w=360
The current AI bubble is different from previous ones as investors openly acknowledge inflated valuations and overblown expectations. However, this acceptance may make it harder to prevent the bubble from bursting and potentially leading to a broader financial crisis.

Show HN: DuckDB community extension for prefiltered HNSW using ACORN-1

https://opengraph.githubassets.com/567e59f430457ced4301a81b3fa3912e0c0b4880f72a7102cd652b43caf218b5/cigrainger/duckdb-hnsw-acorn
This extension adds HNSW indexing to DuckDB for vector similarity search. It supports filtered queries and uses ACORN-1 algorithm for high recall.

Show HN: Optio – Orchestrate AI coding agents in K8s to go from ticket to PR

https://raw.githubusercontent.com/jonwiggins/optio/main/docs/screenshots/overview.png
Optio automates coding tasks by provisioning an isolated environment, running an AI agent, and merging pull requests. It handles tasks from GitHub Issues, Linear, or its web UI, and resumes the agent on failures or review feedback.

Oil at $150 will trigger global recession, says boss of financial BlackRock

https://ichef.bbci.co.uk/news/480/cpsprodpb/ca5a/live/7d2617f0-27ad-11f1-a79a-77e93010d956.jpg.webp
BlackRock boss Larry Fink warns of a global recession if oil prices hit $150 a barrel due to Iran's threat. He also says countries need to balance their energy mix and invest in cheap energy to drive growth.

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

Automatically generate all 3D print files for organizing a drawer

https://geniecrate.com/og-image.png
AI-powered drawer organizer STL generator

Meta ordered to pay $375M in New Mexico trial over child exploitation

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Hubble Snaps a New Dazzling Photo of the Crab Nebula

https://lede-admin.nautil.us/wp-content/uploads/sites/70/2026/03/Currie_BREAKER-group.png?w=1440&h=800&crop=1
Chinese and Mayan astronomers witnessed a supernova in 1054 A.D. that became the Crab Nebula. The nebula's filaments are moving away from its center due to a rapidly spinning neutron star.

Fets and Crosses: Tic-Tac-Toe built from 2458 discrete transistors

https://schilk.co/projects/fetsncrosses/fetsncrosses_full.jpeg
A Tic-Tac-Toe game was built using 2458 discrete transistors, featuring a player-vs-player and player-vs-computer mode with perfect play capabilities. The game's engine was initially implemented using a parallel input/output ROM but was later replaced with a combinatorial logic-gate based module requiring 19 Flip-Flops and 1074 transistors.

Douglas Lenat's Automated Mathematician Source Code

https://opengraph.githubassets.com/814226ecc2e81d4ea31c63b5471086e5ace0b856242775d29099ceb1ebf3e7ac/white-flame/am
Files extracted from SAILDART archive include LT, TA, TB, TOP6, and CON6, with documentation and logs to be committed. The software is in the public domain, funded by the USA government through ARPA.

C++26: A User-Friednly assert() macro

C++26 is updating the assert() macro to make it less fragile by redefining it as a variadic macro using __VA_ARGS__. This change eliminates a class of surprising compilation failures, improves readability, and reduces cognitive overhead, making everyday C++ nicer to work with.

Drone attack on parked U.S. Army BlackHawk in Iraq

https://www.twz.com/wp-content/uploads/2026/03/FPV-attack-Iraq.jpg?quality=85
Iran-backed militia used short-range kamikaze drones to target a US Black Hawk helicopter and air defense radar at an American base in Iraq. The attack highlights the growing threat of small drones in the Middle East and potentially on US homefront.

Cuts in publishing and book reviewing imperil the future of narrative nonfiction

https://images.newrepublic.com/1737310da9544b92e7ae505efaf450e4d1a7216f.jpeg?auto=format&fit=crop&crop=faces&q=65&w=1000&ar=3%3A2&ixlib=react-9.11.0
The decline of nonfiction books threatens our understanding of the world, as readers increasingly turn to free online sources for information. Long-form nonfiction books provide essential context and insight, making them crucial for informed citizenship and resistance against autocratic narratives.

Open source isn't a tip jar – it's time to charge for access

https://regmedia.co.uk/2017/01/03/billinvoice.jpg
The author argues that relying on charity donations from large companies to fund open source projects is unsustainable and unfair to maintainers who often earn little to nothing. They propose creating an organization to ensure top programmers and maintainers receive a share of the tech industry's profits.

Matadisco – Decentralized Data Discovery

https://matadisco.org/sentinel.jpg
Matadisco is an open network for data discovery built on AT Protocol, allowing decentralized data sharing and community contributions. It enables producers to publish records and consumers to read and display them, promoting independent catalogue management and shared discovery.

OpenAI's latest repo has Claude as the third top contributor

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Building a Mostly IPv6 Only Home Network

https://varunpriolkar.com/wp-content/uploads/2026/03/Screenshot-From-2026-03-18-14-24-39-1024x868.png
The user set up an IPv6 only home network using a /48 prefix leased from Free Range Cloud, with technologies like NAT64, DNS64, and 464XLAT to access IPv4 services. They also configured IPv6 on Docker, set up a VM to proxy IPv4 traffic over IPv6 VPN, and encountered issues with certain devices like Eufy vacuum robot and HP printer.

A single-file C allocator with explicit heaps and tuning knobs

https://opengraph.githubassets.com/5839fb149b54a10eea7d0e5c6abcc5907be9e121246e94c611b75e01af795718/xtellect/spaces
Spaces is a single-file C allocator for Linux x86-64 that provides a drop-in malloc replacement with explicit heap regions, live-allocation walking, and per-subsystem tuning. It offers features like memory ceilings, shared heaps, and runtime diagnostics.

UK total wind generation record beaten today

https://renewables-map.robinhawkes.com/renewables-map-og.webp
Historical records of wind power in Great Britain, based on generation mix data from National Energy System Operator (NESO).

Comprehensive C++ Hashmap Benchmarks (2022)

https://martin.ankerl.com/img/2022/wanderfalke_edit.jpg
A comprehensive benchmark of 29 C++ hashmaps was conducted, evaluating 174 combinations of hashmaps with different allocators and hashes, resulting in 1914 benchmark evaluations. The benchmark results show that Google's Abseil's absl::flat_hash_map and ankerl::unordered_dense::map are among the fastest hashmaps, with excellent performance in various scenarios, including search, insertion, and ...

The 667MHz Machine

Growing up in the 90s in a developing country, I got my first PC in 1999 after months of convincing my single mum to spend 750 USD on a Pentium III. Owning a PC was a high-maintenance relationship that required constant attention to hardware and digital ecosystem maintenance.

Ubuntu wants to strip some of GRUB features in 26.10 for security purposes

Ubuntu proposes removing image formats and certain file systems from signed GRUB builds in 26.10 for improved security. This change requires /boot on a raw ext4 partition, disabling encryption and ZFS/XFS/BTRFS support for /boot.

StationeryObject

https://stationeryobject.com/posts/skywalkerranch/01-photo.jpg
Pearls and jade are before me, but the failure of the pen is on the paper 珠玉在前,败笔在纸 One should either write a work of art, or write on a work of art. A 1997 first-class trip to Chateau Marmont became the starting point for a lifelong hotel stationery archive.

The Epistemology of Microphysics

openresty/1.25.3.1

Eclipse GlassFish: This Isn't Your Father's GlassFish

https://foojay.io/wp-content/uploads/2026/03/oracle_glassfish_comparison_infographic-1024x682.png
Eclipse GlassFish has evolved into a robust, enterprise-grade platform with commercial support and frequent updates. It now supports modern Java standards, lightweight deployments, and is suitable for production environments.

Sports betting is everywhere, especially on credit reports

https://libertystreeteconomics.newyorkfed.org/wp-content/uploads/sites/2/2026/03/LSE_2026_sports-betting_mangrum_460.jpg?w=460
Sports betting legalization leads to increased spending and delinquencies, with spillovers across state lines. Delinquencies rise by 0.3 percentage points overall, driven by under-40 borrowers.

Implementing automatic eSIM installation on Android

https://miro.medium.com/v2/resize:fit:700/1*9YP0yFgyWSxOaf0eRve_LA.png
The article discusses implementing eSIM installation on Android devices, focusing on using the Local Profile Assistant (LPA) and handling errors. It explains how to download and install an eSIM profile, resolve resolvable errors, and obtain necessary permissions.

Modeling what makes paper-folding puzzles hard

https://www.dailyunfold.com/og.png
The user created a daily puzzle game called Daily Unfold that generates puzzles deterministically from the date, measuring spatial visualization and cognitive abilities. The game's difficulty curve is achieved through a scoring function that weights six factors, including off-center folds, scattered holes, and mixed axes, to create puzzles that feel right for players of different skill levels.

Zero-Cost POSIX Compliance: Encoding the Socket State Machine in Lean's Types

Lean 4 uses dependent types to encode the POSIX socket protocol, making it impossible to create a socket in an invalid state at compile time. This approach eliminates the need for runtime checks, assertions, or exceptions, and the generated code runs at the speed of C.

VR Is Not Dead

https://yadin.com/notes/wp-content/uploads/2026/03/image-4-1024x838.png
Meta shutting down Horizon Worlds doesn't mean VR technology is dead, as it has deep roots in human psychology and culture. VR's concept of immersion is a cognitive state that shares characteristics with dreaming, and it won't be discarded despite current technical limitations.

RSA and Python

RSA is an asymmetric cryptographic method using a public key for encryption and a private key for decryption, with security depending on the length of the keys. The user generated a public and private key using RSA and then cracked the private key using prime factorization to demonstrate the vulnerability of RSA to factorization attacks.

Nobody Reads Your Setup Docs

https://hanzilla.co/og-image.png
The user built Hanzi Browse, a tool that gives AI coding agents a real browser, but realized that its setup instructions were a barrier to adoption, not documentation. By studying other products, the user created a wizard that scans the machine, writes configs, and installs skills with one command, making the tool effortless to install and use.

Social media bans and digital curfews to be trialled on UK teenagers

https://ichef.bbci.co.uk/news/480/cpsprodpb/c3d2/live/8bba8cc0-27a2-11f1-ac4d-5987f4dee3ad.jpg.webp
The UK government is trialling social media restrictions for 300 teenagers to assess their impact on family life, sleep, and schoolwork. The trial will inform the government's decision on whether to ban under-16s from accessing many social media sites.

How A Spartan Revolutionized Baseball

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Danny Litwhiler, a former Michigan State University Baseball Coach, developed over 100 inventions and innovations, including the pitch speed radar gun. His creative mindset began as a player and continued through his coaching career, shaping the game of baseball.

Model collapse is already happening

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'Tiny Shortcuts' Are Poisoning Science

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Time magazine's 1999 "person of the century" award to Albert Einstein highlighted the importance of science in the 20th century, but today science faces a credibility crisis due to intentional manipulation of data and results. Tweaking, or manipulating empirical results through changes in research design, model specification, and estimation procedures, is a common practice that undermines ...

Show HN: Automate your workflow in plain English

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I want an AI agent that can execute tasks across multiple platforms and tools, handle errors, and self-improve without needing manual configuration or setup. The agent should be able to perform various digital tasks, such as updating CRM data, managing schedules, and executing API calls, and automatically recover from errors and API breaks.