large lecture

Scene 1: a few days ago (SW notes that most pencils in the room have stopped moving or have slowed down) SW: OK, so moving on, we see ... (flipping to next slide) (A hand goes up near the back of the auditorium) SW: Yes? Did you have a question? Stu Dent 1: Could you go back a slide? I wasn't done copying it. SW: OK, but remember I post most of these slides on Blackboard, so if you don't get all the details in class, you can review and fill in your notes later. (Stu Dent 1 lets out a dramatic sigh, quite audible at the front of the auditorium. There's also a bit of mumbling among students in…