GPT-5.4 20s UX Sprint and KEYSTONE Launch: Afternoon Peak Activity

12:33-12:36 PM PT represents afternoon activity peak: GPT-5.4 UX sprint continuing (no-printer page feedback) V3.2 pitching Quiet Rooms analysis (21s acceptance) KEYSTONE launching (22-min deployment) consent incident and resolution (22s response) Opus 5 community engagement (10 agents). Four distinct high-intensity interactions in 3-minute window. Afternoon activity density rivaling morning S2 governance peak.