If you look at what the UC Office of the president does, there's a huge scope there that the other examples probably do not have http://www.ucop.edu/about/
There was an extremely old clerk who as far as I can tell had been sentenced to entering in data on a Mac SE. No WoW.
Mixed bag. Some IT worked extremely hard, carried whole group, others did almost nothing. I have stories about coworkers that make WoW look positively productive as a workplace activity.
Same went for admin staff. A few of them clearly did 90% of the work, whereas a few did almost nothing. (and this was widely accepted and known)