For years I have taught to always have your arms free to move while playing your trumpet. My thinking was that with the added freedom of your arm movement, you would not restrict the natural movement of the horn as you pivot from high to low and back again. The idea of the pivot as promoted by Donald S. Reinhardt’s Pivot System has been taught for as long as I can remember. If you are not familiar with this concept, check out an outstanding introduction to this concept by David Wilken at An Introduction to Donald S. Reinhardt’s Pivot System. Now…