Midi in Musical Performance
An invaluable aid in rehearsing for a concert
Can provide accompaniment for singer or instrumentalist
Can mute out any track and play along with accompaniment
Possible to speed up or slow down music without altering pitch
Music can easily be transposed to another pitch to suit singers
These effects are not possible with analogue recordings
Midi recording using electric piano, Disklavier or midi equipped piano can provide helpful evaluation how performance sounds and accuracy
Midi accompaniment is often used for choir practice
Used for backing and additional sounds by rock groups and in recording studios.
Special midi programs are available to automatically follow soloist