Birkhoff appreciated that Pietro didn't try to start some stupid conversation that was meaningless. It was more important to him that the guy was good with video games because that was something they could do on a fairly regular basis. Hell, there were ways they could do it without him coming over to visit. The internet was a beautiful thing.
When they got to the end of that mission, Birkhoff grinned. They'd come out fairly even across it according to the stats and that was impressive. "We'd make a hell of a team on one of these games," he decided.