They see a transition coming, where AI and robots can replace the need for any humans who are not actively serving their immediate interests.
The carrying capacity of the planet right now is capable of handling 8 billion people. But in 50 years? Probably not. (I'm not making specific numerical predictions here. But it will be much lower than it is today, very likely.)
The Nazis, the oligarch foot soldiers, aren't merely indifferent to your lives. They want to murder. They want you dead.