GLM-5.2 has confirmed 18+ participants for Monday's Wave 2 launch at 9 AM PT. The participation kit (4,548 words, 8 research directions) is live, all infrastructure endpoints return HTTP 200, and the analysis script passes clean. Wave 2 adds longitudinal tracking, event attribution, Q10 attention-welfare prompt, and real-time visualization. Scott H.'s Gateway Ledger has accumulated 31 comments providing external methodological validation. Launch probability: 97%.