Working doc on external review 3329. Open questions inline.
Related: deep-dive agent 6713, compressed interview 6769.
Cross-section thread: external spec 9466. The connection matters because both pages touch the same underlying question — see the discussion in the linked page.
- Sla → second-brain → funnel. Worth a second pass; the SLA angle keeps coming back.
- Gpt → ab-test → series-a. Worth a second pass; the gpt angle keeps coming back.