Most deniers wouldn't stop even after dozens of successful crewed launches, just like most flat earthers keep spreading their nonsense when they could send a ba

Most deniers wouldn't stop even after dozens of successful crewed launches, just like most flat earthers keep spreading their nonsense when they could send a balloon with a camera and take shots of the Earth curvature by themselves. Also, some of these people profit from others' stupidity, so a small percentage of them, I'd dare to say the most active, are perfectly aware that we in fact went to the Moon and the Earth isn't flat, but books, gadgets, TV appearances, YouTube ad impressions, conventions, and generally having at disposal a huge flock of gullible people, brings money, popularity and by extension, power (see politics).