It's the routine of many piano lessons: Teacher sitting next to student sitting at the piano. One copy of the written music. Student and teacher examine it together. From time to time, teacher reaches over, or deseats student, in order to demonstrate details, or even phrases of the music. (In an unkind moment, I have called it "piano-teacher-position.") In an alternate version, the teacher occupies a second piano, demonstrating sound, techniques, … [Read more...]