Articles

Original-data research, technical investigations, engineering notes, and build logs from systems I build or study.

Tracing the Pizza Day bitcoins

Research

Every year the same articles. Counterfactual valuations, the road-trip rumor, the man-bites-pizza headline. Nobody traces the actual coins. So I did. Here is what the chain shows and what 'those specific bitcoins' even means.

Claude told me to go to sleep at 10:47 in the morning

Dev

Anthropic calls it a character tic. I went looking for what was actually producing it and ended up reading the published system prompt, the character training paper, and the emotion-concepts paper. The behavior is what the stack makes likely.

Anthropic put a meter on the rest of the agent

Dev

On June 15, programmatic Claude usage moves to a separate $20–$200 API-priced credit. The email arrived this morning. Here is what it actually means and what it teaches about building on someone else's compute.

Beetroot v1.6.6 — The Office Fix

Beetroot

Excel and Word cells were captured as screenshots instead of values. Microsoft Store autostart was silently broken. Image thumbnails ate gigabytes of RAM. v1.6.6 fixes all three, plus a stack of security and reliability work after the big 1.6.5 AI Vision release.

Beetroot v1.6.2 — The Truncation Bug

Beetroot

A hotfix for v1.6.1's content truncation — AI transforms, preview, and copy were silently working with partial text. Plus Alt+T toggle and filter count fixes.