On 16/10/11 19:29, tim vets wrote:
but does the piece include the environment, or does it include the environment plus a replica of it through loudspeakers?
indeed, I think you are right, no need for the speaker stobe involved at all.
But some sense of a start, an end, a musical structure is definitely required in the score. And an audience, with certain expectations, to allow the interpretation of the piece as a work.
Simon