Quite possibly, but that doesn't negate my statement. I said that you needed full understanding of Level X to gain full mastery of Level Y. Partial understanding can get you partial mastery. That doesn't mean that the Level X understanding has to come from document X. It can be gleaned organically....

mangabey

Last night I dreamed of music. Luckily I was able to remember some of it on wakening ... In the dream I was taking drum lessons and the teacher told me that before I pick up the sticks to first concoct some rhythm using hand held percussion. He had a wierd looking guiro-cabasa-vibraslap-agogo bell-k...