Donny, you're mixing apples with oranges - I think the recording was a one-shot .wav recording directly from the keyboard's or mixer's output - not a MIDI sequential recording. No changes on a finished .wav file.
Gary

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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!
K+E=W (Knowledge Plus Experience = Wisdom.)