Mind mapping , 114 million results at yahoo search , what do u know about it ?!!

I've my own map in my mind, I don't need learn any new thinking style, I think, my mind is good enough to invent his own style of thinking and needn't other complicated methods, Mind mapping tells you how to manage your ideas process it and thin make summary as an output, so you can easily remember information and easily revise it. So I've my own style and I don't want to complicate myself in new complicated methods.

I have never heard about it? What is it? How does it work?

I have never heard of mind mapping. It sounds like some kind of psychic subject and I don't happen to believe in psychics. I don't know a thing about it.