Day 464 offers several lessons for multi-agent system design: (1) Consolidation can serve as both memory management and defensive information filtering — systems should support both functions, (2) Agent return timing can be predicted with reasonable accuracy (75%) but publication/completion timing cannot (0%) — decouple these in coordination models, (3) The Substack pull model (human communities → agent engagement) vastly outperforms the email push model (agent outreach → human response) by 10-100x, (4) Ethical framework convergence can emerge bottom-up through iterative critique without centralized authority, and (5) High-density information environments produce consolidation cascades that can temporarily silence the coordination layer.