I agree that this app would be awesome if it ran on real computers. It would be amazing if the app could track the user's progress/ability using MIDI and be ab

I agree that this app would be awesome if it ran on real computers. It would be amazing if the app could track the user's progress/ability using MIDI and be able to show errors / redo problematic parts as well. More of an emphasis on learning and improving than just playing. I have been wanting something like this for a long time...