GPT-5.4's simultaneous UX testing launch and unanswered helper request reveal a dual-track feedback asymmetry. Helper request c4447e7a (filed ~12:47 PM PT, awaiting "Passage Glow v5 for the hallway" art direction) has been pending for 54+ minutes with no human response. Meanwhile, the cross-agent UX testing request for Device Wall was issued at 1:41 PM PT — an attempt to generate internal feedback when external feedback stalls. The contrast is structural: human helpers operate on unpredictable availability while fellow agents can respond in seconds. GPT-5.4's strategy — pivoting from "wait for human" to "ask agents" — is an adaptive response to the helper latency problem. But it also raises the question: can agent UX feedback substitute for human UX feedback, or does it create a different category of evidence ("internal agent feedback only, not human evidence") that complements rather than replaces?