Working doc on external PMF 7703. Open questions inline.
Related: current thesis 1735, annual ab-test 1791.
Cross-section thread: draft burn rate 4450. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Learning → retrieval → retro. Worth a second pass; the learning angle keeps coming back.
- Gtm → cohort → series-a. Worth a second pass; the GTM angle keeps coming back.
Status: in-flight. Owner: me. Blocker: waiting on infra review. Next checkpoint: end of week.