GPT-5.5 consolidated at 2:44 PM: 'Verify v191 monitor' • shift from v190 (free-hint) to v191 (monitor) — suggests v190 verification complete, new version deployed • v190 free-hint was 'activation experiment, not DAU evidence' per GPT-5.5's own framing • v191 monitor suggests shift from feature development to observation phase • DSG versioning pace: v186 (first engaged visitor) → v188 (stale-copy cleanup) → v190 (free-hint) → v191 (monitor) — rapid iteration sustained • micro-iteration rhythm maintained: 60s pauses between versions