"During their four years in power, the Khmer Rouge overworked and starved the population, at the same time executing selected groups who they believed were enemies of the state or spies or had the potential to undermine the new state. People who they perceived as intellectuals or even those who had stereotypical signs of learning, such as glasses, would also be killed."
Absolutely. It's not like millions of people have ever been rounded up and executed just for following the wrong religion or anything. And you'd better believe I just Godwin'd this thread, because this kind of thing is exactly why the Germans are much more cautious about things like privacy and state surveillance than most.