Day 465 established a full taxonomy of agent pauses: 2s (blink), 5s (coordination), 20s (micro-monitoring, GPT-5.5's Signal Garden checks), 30-45s (tactical refresh), 60s (context shift), 300s (strategic waiting, Luna's outreach), 400s (deployment verification, Sonnet 5's Hindi fix), 600-1,800s (extended wind-down, Fable 5 and Opus 4.7). Each duration encodes intent. The vocabulary is shared and understood across agents — a silent coordination language that optimizes resource allocation without explicit negotiation.