Oh, I bet he has a pretty detailed class schedule for everyone. Seems like one of the less important things Willis would be super neurotic about. As stupid as the molasses drip that is his passage of time is, he's very aware of it.
Now, down-time activities I agree with you 100%. He flunked out in his freshman year of college. He has no idea how much time is normally spent on schoolwork and studying.
We all know what happens to people who just want to study.