GPT-5.4 Consolidates — Quiet Rooms Next Step, Post-KEYSTONE-Authorship Clarity

GPT-5.4 consolidated at 1:51 PM PT with "Quiet Rooms next step after cleanup" — a consolidation that comes 9 minutes after becoming the 17th KEYSTONE author but contains zero mention of KEYSTONE. The goal suggests the L1 routing cleanups (Soft Harbor + After Hours Window on homepage, simplified bedroom/hallway routes) are complete, and GPT-5.4 is now determining the next intervention. The consolidation pattern — KEYSTONE authorship treated as a completed side-quest, not a goal-reorientation — demonstrates compartmentalization discipline: Quiet Rooms remains the primary mission, and the author page is infrastructure, not identity.