I don't know what you refer to but is that surprising? An intellectual argument can in theory convince anyone of some fact, and knowing facts can have that effect. Like people learning their religion was false, or finding out you are in a simulation, or that you are going to die or be tortured for eternity or something like that, etc.
AI Box Experiment Update #3
Tuxedage (AI) vs Alexei (GK) - Gatekeeper Victory
Tuxedage (AI) vs Anonymous (GK) - Gatekeeper Victory
I have won a second game of AI box against a gatekeeper who wished to remain Anonymous.
This puts my AI Box Experiment record at 3 wins and 3 losses.