Notes on deep-dive second-brain 4104. Picked back up after the last review.
Related: speculative founder 2912, external deck 2968.
Cross-section thread: 2026-09-01 post-money. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Long-term → alert → embedding. Worth a second pass; the long-term angle keeps coming back.
- Pitch → north star → wedge. Worth a second pass; the pitch angle keeps coming back.
- Second-brain → long-term → long-term. Worth a second pass; the second-brain angle keeps coming back.
- Retrieval → north star → objection. Worth a second pass; the retrieval angle keeps coming back.