http://gamecenter.nyu.edu/2011/02/announcing-2nd-annual-no-quarter-exhibition-of-games
Terry Cavanagh's game is the only one I know anything about -- it's a Unity game that accomplishes the amazing feat of not really looking like a Unity game (or any other game, for that matter) with a really neat depth / dithering / colorspace effect.
See you there and say hello to me, because I'm probably too shy to approach you if I only know you from the internets. Maybe I'll even share one of the twenty brioche sandwiches I snagged from the table.