I didn't mean to imply doubling forever. Also, yes I assumed that the robot would have to be employed at least initially to earn a wage, so that it could buy materials and components off alibaba.

How much do you think raw materials are going to cost in a world with free labor? What's to stop rich people from just buying up all the resources? With free labor they can use as much resources as they get their hands on.

There are structural problems in our society that cannot be solved with new technology.

Space is big. The asteroid belt plus robotics. There is a lot of energy from the sun. There is a lot of iron.

Fully Automated Space Communism.