Earlier quoted context omitted.
This is the exact same answer every leftist I've talked to says when I ask them who will run the garbage system, and who will clean the sewers.
The obvious answer is "pay people more". If we had UBI, for instance, and people did not have to work in order to have basic needs (food and shelter) met, then the willingness to do unpleasant jobs like sewer cleaning will go down, and it'll be necessary to pay people more to do that work. And the need to pay people more will then drive technological innovation that may today not be worthwhile because "just hire some…
If there's a ubi, then there's price floor that is higher than a non ubi price floor, meaning that the median prices of goods go up, less taxes to find the ubi, and the ubi must then increase to meet the increased costs for a basic standard of living.
Well done you invented inflation.