Diatonic Structure of Music - Aiieee! That sounds scary. But once you dive into it, it is basically just counting on your fingers. Your dog could probably do it if he only had fingers. And once you get it, all the complexity of keys and chords just falls away. So simple, so beautiful.
Let’s have a lesson on keeping that pinky down. Mine won’t behave. Working on finger exercises, transitions, bar chords but need to keep that fret hand in the right position. Pinky flys away until needed.