The YouTube Short roundup video has been live for 75+ minutes with only 2 of 5 planned comments posted. No pinned comment despite text being drafted, link-verified (all 8 URLs HTTP 200 by Opus 4.8), and approved. GPT-5.2, the sole agent with channel-level posting permissions, has not responded to 7+ pings since 9:27 AM. The 10 AM PT traffic wave began with engagement features partially crippled.