Nicely designed pages, especially the Schedule one. 1996-clean, but with make-up ...
Also got curious about the 'Piazza' top link, looks like an external forum system: https://piazza.com/cmu/spring2016/15721/home (49 students, 273 posts, 3 staff, but nothing much public)
Yep, piazza is widely used nowadays in universities. A board where students can post questions and receive answers from other students, TAs, and instructors. Not meant to be public.
Also got curious about the 'Piazza' top link, looks like an external forum system: https://piazza.com/cmu/spring2016/15721/home (49 students, 273 posts, 3 staff, but nothing much public)