It is already true that robots grow our food, the labour productivity for food production is orders of magnitude higher than 100-200 years ago, huge tracts of l

It is already true that robots grow our food, the labour productivity for food production is orders of magnitude higher than 100-200 years ago, huge tracts of land that previously required hundreds or even thousands of workers are now managed by a handful of people and their machines. That process in a way has already happened. And it is already the case that most career opportunities (and a high percentage of young people) are in the cities.