Penn and Teller are involved with this story. Worth a read.
The only record of the game’s existence was a handful of review copies that had been sent out to journalists in the weeks before the publisher went bust, in 1995. The game remained a curious rumor until September, 2005, when Frank Cifaldi, a freelance American journalist and self-professed video-game historian, received a package in the mail. — Desert Bus: The Worst Video Game Ever Created