People who buy in to pretentious crap always think it works, like crystal pyramids and blessing mandolins.

Now the science being hidden by the pretentious crap might work. But unless it is presented in testable quantifiable terms we will never know. All I ask is for it to be presented in simple mechanical terms. Without the psychobabble. Ye canna change the laws of physics, Jim. Then we can test it.

A diaphragm is a birth control device. I ain't singing from that.

And bel canto is no part of the tradition.