QOTD

Anything well done is rare.

on cyborgs

http://en.wikipedia.org/wiki/Technological_singularity

This article nicely summarizes major works of 20th century and contains plenty of links to drill more. The relevance to "cyborg" theme is obvious: as soon as cybernetic intelligence surpasses human one, it will need physical form to act. This physical form is called Cyborg (Cybernetic Organism).