CBM 8032 AV by Robert Henke (Monolake) and Anna Tskhovrebov. An audiovisual performance by five computers from 1980, that premiered last month. More CBM/PET-stuff can be found here.
A tool to draw ANSI through music, in realtime. ANSI MIDIo visualizer
is small piece of hardware by Will Lindsay (aka VBLANK) that converts notes to text characters, and velocity to colours.