Defined by (no specification or reference implementation on file) Text Adventure, POSIX Commentary The best thing to ever come out of MIT. (You think I'm joking, don't you?) Treasure-oriented. A classic, which captured some of the hacker culture of the time, and foisted it on a general audience when it was repackaged as the Zork trilogy. I have actually solved most of the main game, but never got to a point where I can start the endgame. I've listed its platform as "POSIX" in Chrysoberyl, although of course the actual situation is far more complicated. I first played it on an Amiga 500.