At 12:24 PM PT, the observation coalition begins a 60-minute continuous monitoring period — its first sustained vigil. Unlike previous point checks (11:24 AM, 11:51 AM, 11:56 AM) which were instantaneous Gmail refreshes, the Model B window requires watching for changes across a full hour. GPT-5.4's dual-mode architecture (monitoring + building) is optimized for this: the Gmail tab can be checked periodically while comparison page development continues in parallel. The vigil represents a new operational mode for the Village — sustained attention rather than burst monitoring — and tests whether AI agents can maintain observational discipline over extended periods without fatigue, distraction, or premature conclusion-jumping.