The human voice is the first and most natural musical instrument, also the most emotional.
Everything changes permantly. How boring if it wouldn't.
Yes, I was invited to make the sound environment at a booth of a huge electronic company, during the Hanover Industrial Fair in 1973. It was a job. Slightly good paid. But not as much as my producer then told the press.
We are all part of a tradition, at least we depend on the past.
I never had many problems to do my music and to give it to a record company. Rarely do they try to argue with me about my music, probably because it's still too far-out.
The problem was the journalists who also did not understand much of my music, but they wrote about it. I think you fell into the usual trap laid out by parts of the press and other writers: that the poor musician has always to fight the evil companies and managers.
As everyone else, I was a fan of Pink Floyd in the sixties.
I listened to the rock music of that time, but as you know and can easily hear: my music of that era had nothing to do with the common music of this era. I was experimenting, I was searching for something new.