You run into stereotypes so that the stereotype filters who you are and what you do, and having to deal with that was the most frustrating thing for me.

I have a commission to do a piece in a place in California, Oliver Ranch, which has an eight-storey structure called The Tower designed by the visual artist Ann Hamilton.

I had to cope with attitudes that were not supportive all along. I mean, you still have that.

Now, I have about twenty per hand and can change the number of delays, change different parameters, the delays to the modulations and so forth. I developed the EIS over the time period that I was just talking about [1991].

Something that I did, and I developed out of that sonic meditations, which were pieces that I composed in the '70s that now are very well-known and used in many classrooms all over the world, but at the time were outrageous.

That's software in the States that I helped to develop. It enables people with disabilities to improvise.

Walk so silently that the bottoms of your feet become ears