Yuval Noah Harari: at 1:12 mark in video
So we may be facing in the 21st century a completely new kind of inequality which we have never seen before in human history—on the one hand, the emergence of a new upgraded elite of superhumans enhanced by bioengineering and brain-computer interfaces and things like that, and on the other hand a new massive useless class, a class that has no military or economic usefulness and, therefore, also no political power.