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Because being a geek is a good thing

Diagram of JWT tokens split into header, payload, and signature
Programming

JWT: How the Tokens That Replace Server-Side Sessions Work

A JWT token lets a server confirm who you are without querying the database again on every request. This guide explains its structure, how to sign it with Node.js, and its real security risks.

By Andrés Morales, 3 months29 July, 2026 ago
AI agents reviewing an extensive corporate handbook on a screen
Artificial Intelligence

HANDBOOK.md: AI agents fail 64% of tasks with long policies

HANDBOOK.md is a new benchmark that measures whether AI agents follow lengthy corporate handbooks during long tasks. The best of 30 configurations evaluated passes just 36.2% of the tests under strict grading.

By Andrés Morales, 3 months29 July, 2026 ago
Jailbroken Kindle running Tailscale in proxy and TUN mode
Tech News

Tailscale Adds Proxy and TUN Mode to Jailbroken Kindles

A community fork of the Tailscale client for jailbroken Kindle adds proxy mode with SOCKS5 and HTTP CONNECT, plus full TUN mode on some models. KOReader can now reach Calibre, Wallabag, and Audiobookshelf servers over the tailnet, and the same plugin works on Kobo and PocketBook.

By Andrés Morales, 3 months29 July, 2026 ago
Illustration of an own website syndicating content to Substack through the POSSE method
Tech News

IndieWeb and POSSE: Why a Substack Blog Doesn’t Replace Your Own Website

An essay published on June 10, 2026 by blogger Elizabeth Tai argues that Substack is a distribution tool, not an own website. The alternative she proposes, known as POSSE, reverses the publishing order: your own domain first, then syndication to Substack, Mastodon or X.

By Andrés Morales, 3 months28 July, 2026 ago
Diagram of the Kimi Delta Attention state updating token by token
Tech News

Kimi Delta Attention: The Linear Attention Behind Kimi K2 and Qwen3

Kimi Delta Attention (KDA) is the linear attention component that Moonshot AI and Qwen3 use to process long context without softmax’s quadratic cost. It comes from a family that started with DeltaNet and went through Gated DeltaNet, adding increasingly fine control over what the model remembers.

By Andrés Morales, 3 months28 July, 2026 ago
Conceptual illustration of open-weights models and AI computing chips
Artificial Intelligence

Anthropic Clarifies It Never Called for Banning Open-Weights Models

Dario Amodei published a statement on July 27, 2026 denying that Anthropic wants to ban open-weights models, including Chinese ones. Instead, he proposes restricting chip sales to China, targeting industrial-scale distillation, and requiring mandatory safety testing for every capable model.

By Andrés Morales, 3 months27 July, 2026 ago
Flags of China and the United States symbolizing the AI hegemonism dispute over Moonshot AI
Artificial Intelligence

China Accuses US of AI Hegemonism Over Moonshot AI Investigation

China accused the United States of practicing AI hegemonism after Washington threatened to investigate Moonshot AI, the startup behind the Kimi models. Nvidia CEO Jensen Huang defended the quality of Chinese models and called for setting aside unfounded fears.

By Andrés Morales, 3 months27 July, 2026 ago
Diagram of the TLS 1.3 handshake between client and server
Security

TLS 1.3: How the Handshake That Encrypts HTTPS Works

The TLS 1.3 handshake reduced to a single round trip the negotiation that used to take two in TLS 1.2, and eliminated cipher suites without forward secrecy. Here we explain how it works step by step, with real commands to inspect and configure it in production.

By Clara Vásquez, 3 months27 July, 2026 ago
Destructive scanning machine cutting the spine of rare books for AI
Artificial Intelligence

Anthropic Scans and Destroys Rare Books to Train Its AI

AI companies buy rare books in bulk through ISBNdb, scan them with machines that cut the spine, and destroy the original. A federal judge ruled the practice fair use, and Anthropic hired Google Books’ former head of partnerships for an internal project known as Project Panama.

By Andrés Morales, 3 months27 July, 2026 ago
Screen showing Lean code and formal proofs generated by an LLM
Tech News

LLMs Test Code in Lean: How a zstd Decoder Was Verified

A Google engineer implemented a Zstandard decompressor in Lean with formal proofs generated by an LLM, motivated by the historically steep cost of verifying software like seL4. The experiment explores whether artificial intelligence can make practical an approach that until now was territory reserved for a few teams with nearly unlimited budgets.

By Andrés Morales, 3 months26 July, 2026 ago

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