Why do flat Earthers still exist even though it is scientifically proven that the Earth is spherical?

Read also:

• Why are white women so overly emotional?
• Will Canadians still buy American products?
• Warner Bros. Discovery bonds see big selloff as ratings are cut to junk. Should stock investors be worried? - MarketWatch
• Have you ever accidentally seen your mother-in-law doing something that was private to her?
• How would you respond to Rep. Nancy Mace's claim that the GOP platform is more in line with what the American people want compared to the left?
• How do you know when someone really loves you?
• What is the impact of being stereotyped as poor on an individual's life? How does it make them feel?
• Does the pro-choice movement realise that all the money used to subside abortions can be used to subsidize daycare and other financial support for single mothers with unplanned pregnancies?
• Astronomers see the 1st stars dispel darkness 13 billion years ago at 'Cosmic Dawn' - Space
• Why are terrible, boring art pieces done by famous people worth so much while beautiful pieces done by amateurs are worthless?
• What was your first gay male experience?
• Could humans be selectively bred, like dogs, to create 2 subspecies that can no longer have offspring? Do I not understand selective breeding properly? Im not worried about the moral implications, just the science please.
• What sexual experience did you have at a highway rest area?