Totally agree! We are just starting out so haven't been able to get a video on our website yet - but you read my mind cuz we are working on that as we speak! Here is a video describing "what it is":
https://www.youtube.com/watch?v=iyuh0cQjKSU
and for a demo of the class - here is this one as well: https://docsend.com/view/hxra3rnfevsytg4v