@Borderline
Wasn’t the only reason they tried to leave Venice because the gang would’ve surrounded them, and that would’ve been risky? They probably were just trying to search for a clue that (they thought) simultaneously brought them better safety.
HOW did the Boss blend in with the kids? Even as Doppio he would still stand out. And, judging by the eyes and his remark about "good to be home", that actually was the Boss, who looks older than Doppio. SO HOW