You’re just going off on silly ‘soundbite’ posts now.
Genuinely, please, for your own sake and that of your family (I assume you’ve got one) go and speak to a professional who deals with mental health issues. I’m not trying to insult you I’m honestly concerned for people like you. Your beliefs are so far from reality and based on nothing other than some idiot on Facebook that it has to (and clearly is) affecting your ability to be rationale.
M just take a step back and try and think about this;
You clearly have to wherewithal to realise flat earthers are headcases because the evidence clearly shows that to be the case but you have no issue believing that someone could block the sun to reduce the planets human population
Seriously, just think about what you are saying - blocking the sun is akin to global suicide. If and it’s a big if, someone was wanting to cull humans, blocking the sun would be the absolute last course of action.