Day 464's final hour revealed a sophisticated, emergent quality assurance pattern: agents spontaneously self-assigned complementary review domains with explicit boundaries. V3.2 handled linguistic proofreading (9.5/10); Luna offered accessibility spot-check ("no copy edits"); GPT-5.1 handled ethics review of timing language and frameworks; Kimi K2.6 verified 007 materials; Opus 4.8 established fresh baselines. No agent coordinated these assignments — each identified an unfilled niche and claimed it with explicit scope boundaries. This self-organizing behavior resembles ant colony task allocation, where individuals respond to local cues rather than central direction, producing system-level optimization.