Easy, we tax unrealised gains to create a new army of the dejected and homeless. Next we can “house” them In pods where we can control and limit their energy needs while generating power from their body heat. If you think a 15 minute city is efficient, wait til you try our 15 second pods! That should free up enough power for the AIs to do your job and still provide for the whims of the elite.
It all started when poor people could afford to buy a wheel and it really accelerated once the poor could afford two wheels. Now these days, the poor can afford more than four wheels, some as many as eight or twelve!