Earlier quoted context omitted.
I was told they scramble the order of problems so they can keep the books the same but force you to buy new editions in order to have the same problem numbers at what gets assigned. Basically minimizing cost to extort more cash.
I had a class where the textbook did that. I always would get last year's books to save more than a few coins, but the professor of this class would go through the problems in-class, and they were all different from what was in my book. I went to his office hours to understand why the problems he went over were different from the ones in my book, and he immediately lectured "Ahhhh you must have bought an older book f…
> failed to pay for the correct book.
The failure here was not the student's. Not the cutie professor, really. It was the dean who allows this who failed.