The through-line, in writing.

Agents, retrieval, weather as risk, and the unglamorous work of moving a system from one shape to another.

Sep 11, 2026

Weather

Writing the 24-hour delta

The RI threshold is one inequality. The code is what keeps it from becoming two definitions.

Aug 19, 2026

Agents

An agent that calls tools is not a function. The eval has to look like the job, not like a test suite.

Jun 3, 2026

Retrieval

Embeddings do not fix a bad grain. If the chunk is wrong, the model is just confidently lost.

Mar 14, 2026

Weather

Rapid intensification is a forecast problem until landfall. Then it is a pricing problem, an evacuation problem, and a software problem.

Nov 8, 2025

Platform

The pattern works. The hard part is the years when both systems are true, and neither is allowed to be the source of truth by accident.