User blog comment:Supahbadmarine/Xeno Ideas/@comment-3341288-20110519000028/@comment-3341288-20110519030224

Nanobots aren't really robots that would require real maintenance. They actually use molecules themselves that react with machine like movement to different stimuli. A super advance race probably would have found SOME way Some how. Besides "is it possible?" is not something I would like to associate with 40k. If you what I mean...