Wow. That guy is a genius and a great teacher. I wish I had him teaching me back when I was in class.
One alternative to "What?" can be made by a hockey or soccer goalie who just got scored on: "I didn't catch that".
What they do? They smile in your face, all the time they want to take your place, the back stabbers. According to the O'Jays.
I’m fairly certain he is a physics teacher. The teacher I had was the same way, and hands down the best teacher I had.
My sister told me about "Wait...What"? She's up with the newest trends. Me? I just wait 2 years for someone to say "C'mon, no one says that anymore, get with the program".
I bet there will be a "new wave" thing for "what" in a few years that doesn't make sense to most, only to the trenders. If they want to play that game, here's my alternative-"Come back at me????"