I'll bet it's all his wife's doing: "You have to sound tough, Joe ... a take-charge, no-nonsense attitude must come out of your mouth even if you don't know what year it is. You're not going to shorten my already-anticipated short stay at the White House before the Left replaces you in a few months!" (should Trump not prevail which is still entirely possible!)
Yeah, I noticed.......he sounds almost.....”almost human.”
So unlike the addlepated forgetful flubber, when he figured Hunter was gonna be charged.
Joe was doing his patented “Stupid Act” so when hey nabbed Hunter, L/E would leave him alone.