On Being John Malkovich and the cinema of the absurd, I do enjoy it. I wish there were more like it. The very fact that there can't be more like it is one of the reasons it's admirable.
Certainly one of the more common experiences in the jazz field is discovering someone new. Improvising musicians are capable of being musical travelers, voyagers. We want to join in on whatever we hear. There is a freedom to wander the musical landscape.
Personally, I would say the 'master' of this whole thing is fate... Whoever is on the playing field is fair game, and it's up to them to avoid being used.
I think you know what you're up against when you take on a piece that you know is going to involve dragging up a lot emotions - you can end up being deeply immersed in gloom.
Once you get into your stride, the camera becomes like another person in the room. It's like being in a very small theatre where there is no getting away with anything because the audience is centimetres away from you.
The secret to being a writer is that you have to write. It's not enough to think about writing or to study literature or plan a future life as an author. You really have to lock yourself away, alone, and get to work.