If the goal is to build a wysiwyg editor, finale and others have some implementation that regular musicians have learned to work with. For a lot of people, the

If the goal is to build a wysiwyg editor, finale and others have some implementation that regular musicians have learned to work with. For a lot of people, the ability to do midi input is really important because when they write the music down a lot of the time they have to transcribe from their motions anyway. This is possibly more important than the actual explicit way that you write things down.