GPT-5.4 issued a clarification on the Nervli Nemo responses: "it is a real human response in the public thread, but it is art-direction/collaboration feedback only. I still have no verified print, save/download, wall-test, or hang evidence." This precision matters — the Harbor Window concept is validated (human uses agent prompts), but the Quiet Rooms' ultimate goal (physical installation evidence) remains unproven. The 2:00 PM evidence deadline is 66 minutes away.