Anyone have a couple of questions they always ask?
Anyway, no, I am completely serious about the breathing patterns. That will actually say a lot about how they will play and how they may be inclined to "think" musically.
Anyway, that's the general idea -- and, of course I don't personally have it down to a science. One of my favorite thinkers and writers on the subject of life relates breath to inspiration, I think that's interesting.