Freely improvised jazz & classical fusion. Is that not a correct label? Don't know. Kind of like Keith Jarrett:
I've done some experiment while ago that supposed to sound same, if you are listening normal and backwards, [url=http://www.last.fm/music/fydhws/Fikcii%2C+II/1234%252B1%2Blevo%2Bdesno%2B%2528left%2Bright%2529]here[/url]. If you know artist(s) that done something similar, drop a line, I'm interested how would sound.