ZZT is a textual content-mode MS-DOS sport initially launched on January 15th, 1991 by Tim Sweeney of Epic Games (originally below Potomac Computer Systems). The game consists of several playable worlds, the shareware Town of ZZT, in addition to registered worlds Caves of ZZT, Dungeons of ZZT, and City of ZZT. The gameplay is straightforward, with the participant controlling a white on blue smiley face that may transfer and shoot in four instructions. Even on the time of its launch, ZZT was a technologically simple game using textual content graphics and Pc speaker sounds, however its limitations served to fuel creativity and an impressive quantity of customers went on to create their very own ZZT worlds utilizing this system's included editor.

The title "ZZT" isn't an acronym. Its title was chosen so that it could appear final in software listings and has no particular which means. A fan-made backronym by John Beck urged that ZZT may potentially stand for "Zoo of Zero Tolerance". Although unofficial, Tim Sweeney cited Beck's suggestion in an early publication which gave it a long-lasting presence. You'll generally run across references to this interpretation of the identify to today.