Notes on rough fine-tune 4928. Picked back up after the last review.
Related: external designer 9512, historical PM 9568.
Cross-section thread: expanded playbook 3222. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Vision → convertible note → rerank. Worth a second pass; the vision angle keeps coming back.
- Learning → retention → spec. Worth a second pass; the learning angle keeps coming back.