Personally, I've found one of the more stimulating ways of playing in recent times has been to kind of move outside the free improvised area and work with people who are probably improvisers but they have a particular way of working.
“Having bought furniture for my own house, and bought furniture for our house in Washington, a furniture store seemed like a good idea, and it also played into my personal history.”
“The humanities need to be defended today against the encroachments of physical science, as they once needed to be against the encroachment of theology.”