James Dyson: The Art of Engineering [video] (mitworld.mit.edu)

I'm 13 minutes into it and I can tell you, it's going to be a long night.

James Dyson on the late late show:

http://www.youtube.com/watch?v=K3z-5vgCmbU

He built 5126 prototype cyclonic vacuum cleaners over a period of more than 2 year !?!?! Omg