Was it the Master's work robot or home robot?
Doesn't matter.
Arthur C. Clarke has proven prescient in many things.
One devoutly wishes to come to
Childhood's End.
(If you aren't familiar with that one, read the original or latest edition. Do
not watch the SyFy 3-part series which came out a while ago; it well and truly sucks, with only 5-6 plot points which are commensurate with the book.)
