Yeah, that's been happening on Curious Reef a lot (Curious Reef is my website which is similar to OpenStudy).

Here's an example of people working through an issue in a C programming class: http://curiousreef.com/class/programming-in-c/lesson/1/assgn.... There wasn't any issue with the actual book itself, but the discussion is adding value to others who might come across the same problems.