Interaction is an integral part of all music. Interaction is part of listening, of playing, of composing and even of thinking about music. In this book the multiplicity of modes in which one may engage interactively in, through and with music is the starting-point for rethinking human-computer interaction in general and interactive music in particular. It is proposed that in human-computer interaction the methodology of control (interaction-as-control) in certain cases should be abandoned in favour of a more dynamic and reciprocal mode of interaction (interaction-as-difference): interaction...