I'm in. I didn't understand it at first but the youtube videos were really helpful. This one in particular I can get down with:
https://www.youtube.com/watch?v=RowwC13rBRs
Also, Clay, I'd really appreciate the longer time period to work, 21 days seems a little too fast with something new.
Thanks for taking us out of our comfort zones, but not so much so that we are too intimidated to play wth it!