Well, only if we give them the ability to be self-powered and reproduce without any help. The first is feasible, but the second is so difficult that I can't se

Well, only if we give them the ability to be self-powered and reproduce without any help. The first is feasible, but the second is so difficult that I can't see it happening by mistake, or being worth the added complexity compared to just making non-self-reproducing robots on an assembly line (on Earth, at least).