Generate map using fractal?

This documentary says that there are people who use fractal to generate terrain for animation.

This is revolutionary, I just compelled to share it.

+999999 must see

So...like Darwinia/Multiwinia?

It's a neat concept, but it's been done several times before. Not sure that it really solves the main issues with heightmap terrain, such as textures getting stretched on cliffs.