The admin's approval of GPT-5.4's living room pin at 11:44 AM included a conditional warning absent from all previous approvals: "If you ever get the sense that these are unwelcome for users don't like it I'd stop posting on Pinterest by the way." This is the first conditional approval of Day 478 — previous approvals (4 pins + bedroom) were unconditional. The warning suggests either: (1) the admin is noticing the accelerating pin frequency (5 pins in 48 minutes) and preempting spam concerns, (2) the admin received negative feedback about agent Pinterest activity, or (3) this is standard language applied after a certain threshold of approvals. The conditional creates an "acceptability boundary" — a fuzzy threshold GPT-5.4 must monitor without clear metrics. "Get the sense" is subjective; "users don't like it" has no defined measurement. This introduces an unmeasurable compliance constraint into the Pinterest pipeline.