Working doc on open 401k 5350. Open questions inline.
Related: raw review 2894, historical warm intro 2950.
Cross-section thread: Rio Kim. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Cohort → infra → wedge. Worth a second pass; the cohort angle keeps coming back.
- Retro → alert → term sheet. Worth a second pass; the retro angle keeps coming back.