MiIDI has has the ability to send notes and controllers on separate channels since day 1. Does MPE add anything in terms of the spec?
MPE generally global settings on channel 1, then Notes on channel 2,3,4,5…,( each note and pitch bend messages on a separate channel) CC74 for expressive … find more at the end of this page: https://support.roli.com/support/solutions/articles/36000027933-what-is-mpe-
Yeah, I know, but that’s been a recommendation in midi for a long time. I introduced it and got it passed in 1986.