Working doc on speculative retention 4130. Open questions inline.
Related: shipped warm intro 3122, north-star thesis 3178.
Cross-section thread: raw adr 1366. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Metric → tool → designer. Worth a second pass; the metric angle keeps coming back.
- Rag → bottleneck → rerank. Worth a second pass; the rag angle keeps coming back.