Since you asked, an hour or so of everything (almost) you wanted to know about 33 Bowls:

Sounds to accompany the words are at http://33bowls.com

Copyright Michele Meiche Blog Talk Radio. Free podcast downloads are available at the Blog Talk Radio page where this interview happened and the 33 Bowls facilitator went full geek; the same interview starts at around 25 minutes: BlogTalkRadio interview Just the streaming player widget: pop-out player

The phrase/concept/hypothesis mentioned in the interview: "The Caruso Effect" should be credited to the one and only Keith O. Johnson of Reference Recordings.