Actually, building the limbs is the easy part... compared to building the minds. Besides, what's the point of building an A.I., if you're just going to keep it impotent, like a brain floating in a jar? The whole idea is to build a machine that can act in much the same way as a human, yet not be vunerable to human weaknesses like our need for atmo, or not be bothered by radiation, and maybe eventually be able to build copies of themselves out of local raw materials. (Von Newmann machines.)
Number Two: Conform, Number Six! Conform!
Number Six: I will not be stamped, filed, indexed, briefed, debriefed, or numbered! I am a person.