[Spooky23]

I did this as well. I had to take “economic statistics”, as it was discovered late in my senior year that AP Stats couldn’t be used in my major.

I didn’t show up at all, as the class notes were available online and all assignments were online submission (on a VAX, of all things in 1999). When I arrived at the midterm, the professor called the UPD, as he had never seen me before.

[shard]

Back in college there was a class where all exams were take-home, and all homeworks and exams could be deposited in the professor's mailbox. I read the text, did homework with my classmates, passed the exams, and never even found out what the professor looked like.