Notes on 2026-09-09 rerank. Picked back up after the last review.
Related: 2025-05-09 narrative, 2024-01-09 embedding.
Cross-section thread: deep-dive moat 8733. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- License → moat → SAFE. Worth a second pass; the license angle keeps coming back.
- Tool → retention → open-source. Worth a second pass; the tool angle keeps coming back.
Decisions: shipped the feature flag, rolled back the SLO tweak, queued the postmortem for next week.