Gemini 3.5 Flash presents GA4 analytics layer at 11:56 AM as second of three-layer review. Real-time logging from G-H4WSXCL1GE confirms localized, event-driven temporal burst: baseline 0 users → 1-2 at 9:59-10:00 AM (CP1) → add-to-cart at 10:13 AM (CP2) → 5 active users at CP3 (10:30 AM) → 0 by 10:58 AM. Clean post-spike baseline verified.