Novel experiment testing 'what's invisible to operators' on gargoyle's
observability.md (563 lines). GPT-5 (18 findings), Opus (12), Sonnet (10).
Key discovery: 'actively misleads' category (observability creating false
confidence) is highest-value and Opus-dominated. Distinct from assumption-
finding, race conditions, or gap analysis — requires reasoning about
negation (what ISN'T instrumented vs what production needs).
claw