Let's pretend food, clothing, and shelter (structure) can be made cost free due to automation/robots. Land itself right now is not free, it is either owned or r

Let's pretend food, clothing, and shelter (structure) can be made cost free due to automation/robots. Land itself right now is not free, it is either owned or rented. In either case people need an income to pay for that. Where does this income come from? Or, do you destroy land ownership? And if it's destroyed, how is it determined who lives where and how much they get if all land "costs" the same.