Help me to play alone

Video projection
Spain 2009, Apple ProRes, NTSC, 16:9, Colour, Stereo, 5'03''

A classical music fan plays Bach's famous aria "Air, Suite No 3 in D Major" on the violin he has had for over twenty years, with the backing of the piece performed by a baroque orchestra playing on a radio-cassette, by way of what happens in karaoke.