In Eric Drexler’s seminal Engines of Creation, the first book for laymen about the promise and perils of nanotechnology, he writes:
States have needed people as workers because human labor has been the necessary foundation of power. What is more, genocide has been expensive and troublesome to organize and execute. Yet, in this century totalitarian states have slaughtered their citizens by the millions. Advanced technology will make workers unnecessary and genocide easy. History suggests that totalitarian states may then eliminate people wholesale. There is some consolation in this. It seems likely that a state willing and able to enslave us biologically would instead simply kill us.
Now have a look at these two captures, courtesy of Western Rifle Shooters: