If you wish to have an interesting time, check out http://uncyclopedia.org/wiki/GameUncyclopedia's games. They've redone all the Zork games (read: made it so you're eaten by a Grue every step you take or so), plus other odd ones. Plus, some games are in fact works in progress, so you can try out the "Wiki" approach you mentioned. Note: some parts may be NSFW.
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If you wish to have an interesting time, check out http://uncyclopedia.org/wiki/GameUncyclopedia's games. They've redone all the Zork games (read: made it so you're eaten by a Grue every step you take or so), plus other odd ones. Plus, some games are in fact works in progress, so you can try out the "Wiki" approach you mentioned. Note: some parts may be NSFW.