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The latest AI and developer news from Hacker News, with short summaries.

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Tim Cook to Become Apple Executive Chairman, John Ternus to Take Over as Apple CEO

Apple has announced Tim Cook's transition to chairman and John Ternus's succession as CEO.

·2026.04.21 05:00

Soul Player C64 – a real transformer running on a 1MHz Commodore 64

A 2-layer transformer implemented in 6502 assembly running on a Commodore 64.

·2026.04.21 04:00

Achieved 207 tok/s with Qwen3.5-27B on an RTX 3090

On an RTX 3090, Qwen3.5-27B with DFlash+DDTree recorded up to 207 tok/s.

·2026.04.21 03:00

Kimi Vendor Verifier – Verifying Accuracy of Inference Providers

Kimi has open-sourced a tool for verifying inference accuracy across open-source model deployment environments.

·2026.04.21 03:00

Quantum Computers Are Not a Threat to 128-bit Symmetric Keys

AES-128 and SHA-256 remain safe even against quantum computers, and there is no need to change key lengths.

·2026.04.21 01:00

Deezer Says 44% of Songs Uploaded Daily to Its Platform Are AI-Generated

44% of new uploads to Deezer were found to be AI-generated music.

·2026.04.21 00:00

Kimi K2.6: The Evolution of Open-Source Coding

Kimi K2.6 has revealed its coding, long-horizon execution, and agent swarm performance.

·2026.04.21 00:00

I asked ChatGPT, Claude, Perplexity, and Gemini questions and watched the Nginx logs

Broke down how major AI assistants access the web and their identifiable User-Agents through Nginx logs.

·2026.04.21 00:00

All phones sold in the EU to require replaceable batteries starting 2027

The EU will mandate replaceable batteries for smartphones and tablets starting in 2027.

·2026.04.20 22:00

AI chatbots may make you dumber

In an MIT study, the ChatGPT-using group showed lower brain activity and memory recall.

·2026.04.20 22:00

ggsql: Grammar of Graphics for SQL

ggsql has been released as an alpha version that lets you write visualizations using SQL syntax.

·2026.04.20 21:00

Atlassian enables default data collection for AI training

Starting August 17, 2026, Atlassian will collect Jira and Confluence data by default.

·2026.04.20 21:00

Tesla covered up fatal accidents to keep autonomous driving tests going

Tesla's cover-up of Autopilot accidents and the $243 million verdict have been revealed.

·2026.04.20 21:00

WebUSB Extension for Firefox

An extension that adds WebUSB functionality to Firefox via native messaging.

·2026.04.20 20:00

NSA Uses Anthropic's Mythos Despite Blacklist

A report says the NSA is using a banned Anthropic AI.

·2026.04.20 19:00

NSA Using Anthropic's Mythos Despite Blacklist

NSA is using Anthropic's Mythos Preview despite a Department of Defense blacklist.

·2026.04.20 19:00

Brussels launched an age verification app, and hackers broke it in 2 minutes

The EU's age verification app was hit by controversy over security and privacy flaws right after its release.

·2026.04.20 17:00

GitHub's Fake Star Economy

GitHub star manipulation has solidified into a large-scale market and investment signal.

·2026.04.20 17:00

IEA: Solar Rises to Become the Top Growth Source Among All Energy Sources

The IEA said solar accounted for more than 25% of the increase in global energy supply in 2025.

·2026.04.20 16:00

Stripe's Payment APIs: The First 10 Years

This looks back at how Stripe has evolved its payment APIs over the past 10 years.

·2026.04.20 14:00