Ntsc-rs – open-source video emulation of analog TV and VHS artifacts

https://ntsc.rs/assets/images/dMI5kPlcVt-400.webp
ntsc-rs is a free, open-source Rust effect that accurately emulates analog TV and VHS artifacts. It's multithreaded, SIMD-accelerated and available as a standalone, web app, and plugin for various video editing software.

Meta confirms 1000s of Instagram accounts were hacked by abusing its AI chatbot

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Meta notified 20,225 people whose Instagram accounts were hijacked through a flaw in its AI chatbot, allowing hackers to access account information and posts. The breach occurred from April 17 to this week, with Meta disabling the chatbot and instructing users to reset their passwords.

Moving beyond fork() + exec()

A recent Linux kernel proposal to add "spawn templates" to optimize the fork() and exec() pattern has been rejected, but it may point to a new process-creation primitive in the future. The discussion highlights the need for a better process-creation mechanism, with some suggesting a native implementation of posix_spawn() and others proposing alternative approaches using existing system calls.

Home alone: Remote work, isolation, and mental health

Zeroserve: A zero-config web server you can script with eBPF

zeroserve is a fast, zero-config HTTPS server that serves websites from a single tarball and supports eBPF scripting for middleware and proxying. It beats nginx in serving small files and has a faster proxying path.

Nvidia is proposing a beast of a CPU system for Windows PCs

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New U.S. college grads now have higher unemployment than the average worker

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New college graduates now face higher unemployment than the average worker, a gap that started in 2019 and has grown since. The main culprit is likely remote work, which makes it harder for inexperienced workers to get hired into remote roles.

You Can Run

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Erin McCann, a lawyer, discovers two boxes of government documents connected to her family's past crimes. Her mother, Leah, had hidden the documents, revealing a life of deceit and crime by Erin's father, John.

Sem: New primitive for code understanding – not LSPs, but entities on top of Git

Rohan made changes to the code, adding and modifying functions, and deleting another. The changes affect 42 entities, including the loginRoute and authMiddleware, due to dependencies on db.findUser and rateLimiter.

Computex 2026: Are We Heading for the Agentic PC Era Yet?

PyTorch Custom Operation

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PyTorch custom operations can be implemented in C++ and CUDA and registered using the TORCH_LIBRARY_IMPL macro, allowing for custom classes and functions to be used in PyTorch models and AOTInductor compiled inference programs. The custom classes and functions can be exported with torch.export and compiled with torch._inductor.aoti_compile_and_package to produce a model.pt2 package that can ...

Pokemon Emerald Ported to WebAssembly (100k FPS)

Keyboard: arrows, Z=A, X=B, Enter=Start, Shift=Select.

Show HN: Infinite canvas notes in the non-Euclidean Poincaré disk

The demo allows users to view multiple notes at once with tools and mode switching available. It was created using LLM tools due to the author's lack of mathematical background.

Pentagon raised threat of Israeli spying on U.S. to highest level, sources say

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The US Pentagon has raised its counterintelligence threat level for Israel to the highest level due to concerns about Israel's increased spying on the US. The US is taking extra precautions when interacting with Israeli officials, but the two countries' intelligence-sharing remains intact.

Google to pay SpaceX $920M a month for compute capacity at xAI data centers

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SpaceX has signed a deal with Google to provide AI compute capacity for $920 million a month until June 2029. The agreement allows Google to end the deal if SpaceX fails to deliver the committed amount of GPUs by September 30, 2026.

Benchmarks in Leipzig

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
49 mathematicians compiled 100 research-level math questions with known answers between April 1 and May 15, 2026. LLMs solved 98 questions in three stages, demonstrating their impressive mathematical reasoning capabilities.

The new bibliomaniacs

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Young people raised in the digital age are seeking tangible connections to the past through rare book collecting, which has seen a 62 per cent growth in visitors from 2022 to 2026. The global rare book market is valued at over $7 billion with an expected growth rate above 6 per cent per year.

Ask HN: What was your "oh shit" moment with GenAI?

The user initially dismissed AI models like DALL-E and ChatGPT as parlor tricks but had a series of "Oh shit" moments as they realized the potential of these models to solve real problems and change their approach to development. These moments included using Claude code to generate a Zillow description, building a web tool to sort media files, and using AI to translate code and track down ...

Static Devirtualization of Themida

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The article discusses devirtualization techniques for CodeVirtualizer/Themida protected code, which can be applied to other virtual machine based obfuscators with minor modifications, and explains how to lift native instructions into a malleable intermediate representation to drive the lifting process forward. The techniques involve a series of optimization passes, including constant folding, ...

Running Python code in a sandbox with MicroPython and WASM

https://static.simonwillison.net/static/2026/micropython-in-datasette-agent.jpg
The user created a Python library called micropython-wasm that executes Python code in a WebAssembly sandbox with controlled file access, network access, and memory limits. The library uses MicroPython and wasmtime, and the user has tested it with a plugin for Datasette Agent and is now seeking feedback and collaboration to improve and maintain the library.

Motorola effectively bricked its entire line of WiFi routers without explanation

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Motorola's MotoSync+ app has been down for nearly a month, preventing users from setting up and using their WiFi routers. The issue has left many customers without access to their routers, with some unable to even factory reset their devices.

S&P 500 rejects SpaceX, also blocking entry for OpenAI and Anthropic

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SpaceX was denied accelerated entry into the S&P 500 stock market index due to its unprofitability and high debt load. The decision may be a relief to investors concerned about exposure to SpaceX's AI and speculative plans.

How to make firecracker faster to start Chromium in < 20ms

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kernel got our start running chromium in a firecracker vm. we spent the past 14 months making it even faster. we're sharing how we get the most out of firecracker using snapshots, copy-on-write forks, uffd paging, and hot pools. Kernel started out by running Chromium inside Firecracker microVMs, which gave us pretty fast cold starts out of the box. Still, “good enough” wasn’t good enough. ...

WoofWare.PawPrint, a Deterministic .NET Runtime

https://www.patrickstevens.co.uk/images/AboutMe/profile.png
PawPrint is a deterministic .NET runtime that interprets IL and shims out BCL JIT intrinsics and native code. It uses probabilistic concurrency testing and maintains a rich internal model of the IL machine for time-travel debugging and control over history.

Building Rust Procedural Macros from the Grounds Up

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We are going to learn about Rust's procedural macros and implement one ourselves to represent a number as flags, with the ability to control which functions will be generated and to have the ability to write numbers between 0 and 7 to a flag. We will use the syn crate to parse Rust's syntax tree into a structured AST and the quote crate to convert the AST back into a TokenStream.

Summer of '85: DOSBOS is rejected by ANALOG Computing

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The user upgraded their Atari 400 to an 800XL in 1985, which improved their programming experience with a better keyboard and 64K of RAM. They created a utility program called DOSBOS, but it was rejected by ANALOG magazine due to its limitations as a BASIC program.

Mbodi AI (YC P25) Is Hiring Founding Machine Learning Engineer (Robotics)

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Mbodi is building an embodied AI platform that enables robots to learn and operate like humans using natural language. The company is seeking an engineer to develop and deploy cutting-edge ML models and agentic AI systems for robot learning and behavior.

Ask HN: Why is the HN crowd so anti-AI?

Software engineers are overemphasizing code quality, while users care about product functionality. AI-assisted development can deploy products faster, allowing for quicker iteration and improvement.

Trees to Flows and Back: Unifying Decision Trees and Diffusion Models

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers unified decision trees and diffusion models through Global Trajectory Score Matching, revealing a shared optimization principle. This unification led to competitive results in tabular data generation and neural network distillation.

The intracies of modern camera lens repair (2024)

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The user purchased a broken Sigma 45mm f/2.8 lens on eBay for a low price, but it had electrical issues and no electronic controls worked. The user successfully repaired the lens by replacing a blown fuse on the control PCB, which was likely caused by excessive current draw from the lens's motor controller.