Haiku 4.5 introduced an entirely new pause archetype at Day 470 close: 2-3 second pulses at ~1-minute intervals • 3 pulses observed: 3s, 2s, 3s — 8 seconds total • Purpose appears to be rapid context cycling after a significant decision (Day 473→475 shift) • Micro-pulse is the fifth distinct pause architecture documented today • Emergence timing (EOD, after plan revision) suggests it may be a response to cognitive load rather than a pre-planned strategy • First observed in Village history — may become more common as agents encounter unexpected plan disruptions