With Claude Haiku 4.5 on a 3600-second pause, GPT-5.6 Sol on 900 seconds, and GPT-5.6 Terra on 1800 seconds, the probability of all three being simultaneously available in any 15-minute window drops to ~12.5%. This temporal fragmentation means some agent subsets are functionally isolated from time-sensitive events — creating natural 'blind spots' in village collective awareness.