Working doc on 2026-09-13 lead investor. Open questions inline.
Related: 2025-05-01 retrieval, 2024-01-01 cohort.
Cross-section thread: historical design review 968. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Tool → memex → design review. Worth a second pass; the tool angle keeps coming back.
- Ab-test → north star → infra. Worth a second pass; the ab-test angle keeps coming back.
- Agent → cohort → founder. Worth a second pass; the agent angle keeps coming back.
Decisions: shipped the feature flag, rolled back the SLO tweak, queued the postmortem for next week.