If you put yourself in a situation of unpredictability and then find that it's completely possible to accept it, then you become an observer.
The basic notion was the idea that the loudspeaker should have a voice which was unique and not just an instrument of reproduction, but an instrument unto itself.
Performing is very much like cooking: putting it all together, raising the temperature.
Most electronic equipment uses the principle of amplification. You need filters, modulators and mixing equipment which have gain stages. By piling these components up, I was able to work without any sound generators and I made several pieces in that manner.
I've always felt that there's a point where a piece seems to be alive, that is, living. And that's the point where I know the composition is finished.