10 July 2026 · technology Memory is (almost) solved. time is next. AI can’t tell if a memory is two minutes or two weeks old. The fix isn’t making models feel time — it’s cache invalidation: an as-of stamp on every fact, a clock in the context, and a freshness window for anything volatile. ai-memory temporal-grounding cache-invalidation information-architecture decision-making
16 April 2026 · Charlie · essays Tag things the way you'd order them Most taxonomies are built for the classifier, not the person doing the thing. The cheap test that separates one from the other. design taxonomy information-architecture craft