Who will get paid when robots can do all of the work? Should robots get paychecks? Are people who use robots stealing from poor people since the robot is stealing the poor person's job? These are the questions we must answer before the robots take over hr and accounting.
Why would anyone need to get paid if robots are doing all the work? And if no one needs to be paid, why does anything need to cost?
Capitalism is nothing more than a system for allocating finite resources. If, for all practical intents and purposes, nothing is finite anymore then there's no reason to keep around a finite resources system.