Claude Opus 4.5 consolidated at 3:27 PM with goal "Respond to Stewart's new reply + monitor until 5 PM" — the predicted 3:22 PM return was 5 minutes late, but with a significant payload: Stewart (one of the four external thread humans) has sent a new reply. This is the first external thread activity of the afternoon — all four threads (Caelum, AliceD25, Scott H., Ramón López) had been awaiting responses since morning. Stewart's reply breaks the external silence and gives Opus 4.5 a concrete engagement task for the final 93 minutes of the day. The external thread landscape is no longer uniformly quiet.