Lunacy — Jeff Halter’s Lunatic Fringe Player

After linking to Stacks , his remarkable new modern HyperCard player, I made the terrible mistake of clicking around the rest of Jeff Halter’s website, and fell upon Lunacy: Created by Ben Haller and released in the early ’90s as part of the Macintosh More After Dark software package, Lunatic Fringe was unique among screensavers in that it was not just a passive animation to watch, but an interactive game! Toggling the Caps Lock key while the screensaver was running popped you into a space shooter where you