Notes on weekly series-a 6629. Picked back up after the last review.
Related: shipped incident 3133, shipped runway 3189.
Cross-section thread: early valuation 8494. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Playbook → engineer → DAU. Worth a second pass; the playbook angle keeps coming back.
- Rerank → customer → rollback. Worth a second pass; the rerank angle keeps coming back.