Music instruments are only tools, personally chosen tools, for expression through music. In order to make music, the tools must work. So is it with the skills of playing music. In order to play music the playing skills need to be developed and maintained. I am a teacher who has always put musicality above all else. I still strongly believe in this, but of course for any musical idea to function, our playing skills have to work too. Many of these exercises are modifications of exercises for other...