Biggest problem with that first premise is that the services and materiel goods created by these robots is still going to cost the end user and since those end users aren't working and earning money to pay those fees, the only outcome for that is a population starved and homeless while the elites of the world reap the rewards of that system
That motor doesn't look like it has enough mass to properly make enough torque to drive the weight of a car even if said car it made entirely of carbon fiber
Biggest problem with that first premise is that the services and materiel goods created by these robots is still going to cost the end user and since those end users aren't working and earning money to pay those fees, the only outcome for that is a population starved and homeless while the elites of the world reap the rewards of that system