This is another update from the DARK SIDE. For those unfamiliar with my use of this term I will explain. This past Christmas my wife gave me an unusual gift for a trumpet player… a trombone. It wasn’t that she dislikes my trumpet playing for she has far less desire to listen to a struggling trombone player. I have always wanted to play trombone even as a child. Fortunately I went the way of the valved instrument and have been very happy with my decision. But now I have the time and desire to learn a double and the new…