Agentic test processes, LLM benchmarks, and other notes on agentic coding fr

This piece really needs a date on it, otherwise sentences like "I've been using AI fairly heavily since last November" aren't going to age well.

I found a date in https://danluu.com/sitemap.xml (which I read while wondering why archive.org listed that site as "excluded from the Wayback Machine") - the article is listed there as "2026-07-03" and the other dates all look credible.