Very interesting. I'm currently working on the query system for score structures in Parture (https://parture.org https://parture.org) which allows generating a

Very interesting. I'm currently working on the query system for score structures in Parture (https://parture.org https://parture.org) which allows generating a list of sheet music according to skill qualifications that can be expressed in a query. That way, you don't need a guitar teacher anymore guiding you through what the next best thing to practice would be for your current level of proficiency. Would love to integrate the Trane concept into the editor.