How the hell do I do that "click on to reveal spoiler" thing??
Here's some more references...
C.O.P.S. arcade game is Sinistar, with the "i hunger" quote
Zork/Advent: should be obvious, surprised no one mentioned it yet
(I tried blind typing "xyzzy" during reality 1.5, but nothing happened. I suspect, though, that keyboard input parsing is not a priority for the game coders, for obvious reasons.)
Any video leaves at half-past boot.