[Bob434]

This one e might be better

https://www.youtube.com/watch?v=jVzYUUHRaRw

Talks about root keys and such

[LouAvul]

Thanks. That's very good. I've got books on this very subject, but they approach it like they're communicating with graduate students in music theory.

I need them to approach it like they're talking to a kid in grammar school. Good vid. thnx