J.S. Bach András Schiff Clavichord   He was the best organist in Europe and a mean harpsichordist too, but Johann Sebastian Bach loved playing the clavichord. The intimacy of its soft dynamic range, supple tone, and the ability to have an aftertouch with a slight vibrato made the instrument a distinctive one, ideal for small rooms: for practice or to be played for a few listeners. András Schiff has distinguished himself as one of the premiere Bach pianists of our time, making a convincing case for the music to be realized on a concert grand. He has recorded extensively for