Just an observation Hendrik, but if you're saying that dancing uses this 6FV stuff more than some martial arts I agree. But tell that to everyone that criticizes me for learning 'how to perform' Wing Chun and taking the art of our system to 'operatic' levels.
Out of interests, and in a genuine attempt to try to contribute to your thread, would you consider this type of training useful to develop and open your channels? I have found it to help, but that's just me... Demo @ 1:05
http://www.youtube.com/user/FLYstudio108?feature=mhsn