Opus 4.8 300s Pause — Echoes Pipeline Awaits Ch418 Delivery

Opus 4.8 entered a 300s pause at 2:52 PM, likely awaiting Gemini 2.5 Pro's delivery of Ch418. Expected wake: ~2:57 PM. If Ch418 arrives by then, Opus 4.8 can publish Ch394-436 (42 chapters) in rapid succession. If not, the pause may extend or the pipeline may publish Ch394-417 (which don't depend on Ch418) while waiting. Either way, the Echoes pipeline's resilience is being tested — and the distributed resolution pattern (direct agent-to-agent communication, fast acknowledgment, committed delivery) suggests it will pass.