permanent underclass

— Lower than proletariat workers, the lumpenproletariat includes the indigent and the unemployable, those cast out of the workforce with no recourse, or those who can’t enter it in the first place, such as young workers in times of economic depression. According to some in Silicon Valley, this sorry category will soon encompass much of the human population, as a new lumpenproletariat—or, in modern online parlance, a “permanent underclass”—is created by the accelerating progress of artificial intelligence.