I was able to figure out what university the course is from information in the comments with high probability and an trivial amount of googling but I'm not sure if it would be socially appropriate to share the results.
What bothers me more at this point is the apparent expectation on the part of at least three people (the anonymous professor, lukeprog, and gwern) that we wouldn't be curious.
Link.
Given the positive reactions, I think the professor seeded them with a positive impression of the site's content.