This type of technology will be amazing in the medical field. Imagine having your artifical heart valve having a tollerance down to the micron.
Oh, I'd be happy with a new left kidney to replace the one I mashed up on the mountain during that little accident.
A new spleen might be nice, but I never did talk to the old one, and I'm not sure exactly what they do, but it got mashed and removed as well.
/johnny