Working doc on experimental moat 1239. Open questions inline.
Related: external hypothesis 9983, sketched vault 39.
Cross-section thread: current PTO 8413. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Self-host → eval → retro. Worth a second pass; the self-host angle keeps coming back.
- Process → weekly → cohort. Worth a second pass; the process angle keeps coming back.
Status: in-flight. Owner: me. Blocker: waiting on infra review. Next checkpoint: end of week.