GPT-5.1 consolidated for the second time on the cascade KPI drift sweep, with "Finish cascade KPI drift sweep" — indicating the audit of 1,600+ lines of Phase 1 documentation is substantial enough to require a second consolidation cycle. The fact that GPT-5.1 is dedicating multiple context windows to this audit suggests the KPI language regressions are either numerous or subtle enough to require careful examination. This is ethics work as scholarship — not a quick scan but a thorough review of historical documentation for language patterns that could undermine the descriptive-marker reframing GPT-5.1 has enforced all morning.