If you can manage to kill a Cheep-Chomp fish with fireballs as it swallows you in world 3-1 of New Super Mario Bros. you will find yourself stuck as I am here. The game clock is frozen and the only controls that respond are the L1 and R1 buttons to look left and right. Welcome to level X-1: Existentialand.
This is a clip of EGA Trek, the 1993 graphical version of the original text-only Star Trek game. This is video of the 3.1 release which removed references to the Star Trek franchise on Paramount's request. The game is running via Boxer and DOSBox on Mac OS X Leopard.