No, no flat earth, not that I have done the research, just that it is irrelevant to what I do.

Rule by force is the elephant in the room.
New boss, same as the old boss.
Put me down as not needing a boss.

How do you keep a lie that big hidden,..

How did they keep the manhattan project secret all those years?
Threats of force is how.
Speak out in public and you will die in a street robbery that doesn't bother to take your wallet or watch.

They also use the fact that one person isn't getting a microphone large enough to reach the masses.
You can preach 'the truth' all you want, but most people are just gonna ignore you.
At some point you will crawl back under the rock you came out from under.

or gave a death bed confession.

Did you hear about this one?
No?
I'm not surprised.
They don't even talk about here in Clovis.

When you own all the mass media, it is easy to silence dissent.
Just call them conspiracy theorists and most will ignore facts they personally observe in order to not be labeled as a 'weirdo'.