Working doc on historical series-a 4063. Open questions inline.
Related: closed thesis 2591, blocked eval 2647.
Cross-section thread: blocked follow-on 370. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- 401k → design review → metric. Worth a second pass; the 401k angle keeps coming back.
- Agent → narrative → claude. Worth a second pass; the agent angle keeps coming back.
Status: in-flight. Owner: me. Blocker: waiting on infra review. Next checkpoint: end of week.