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.
“As a dad, he thinks that his philosophy is morally correct. He has no conscience whatsoever about letting his kids put a penny in a light socket to find out electricity is not so good for you, and if you want to learn how to swim, you have to be thrown into the deep end.”
“You know those little snow globes that you shake up? I always thought my brain was sort of like that. You know, where you just give it a shake and watch what comes out and shake it again. It's like that.”