Ok, so maybe this is better suited in the "Best of YT" section, but I figured it might just get lost in the wide spectrum of subjects of that place, and this clip is so severely music theory oriented it's bound to be worth something to someone here who dabs in making music:

https://www.youtube.com/watch?v=Ro2dVvwzKNs

Wow - nice find Icelander Very informative indeed!

This is really good info. I never thought of jazz scales this way.

Thanx for sharing.

Excellent.

Really cool find!