Before revision: The MIDI Show Control protocol is an technical standard ratified by the MIDI Manufacturers Association in 1991 which allows entertainment control devices to talk with each other and with computers to perform show control functions in live and canned entertainment applications.
After revision: The MIDI Show Control protocol is an technical standard ratified by the MIDI Manufacturers Association in 1991 which allows entertainment control devices to talk with each other and with computers to perform show control functions in live and prerecorded entertainment applications.