On Feb. 5, at the Iron Horse, in Northampton, Massachusetts, Lee Konitz, in his trio comprised of Matt Wilson on drums and Dennis Irwin on bass, performed an extended 2 sets: two hours of beautifully basic continuity. As the trio arrived, slowly the instruments crept up on the platform: Wilson’s drums came first-- set up to the right. Then all the speakers at the front of the stage disappeared. Then the bass arrived and was placed on the left. Even further left of the bass and a little c