Flat earth seems to be like cars. Ask a flat earther about the moon. Some will say it is a disc, some will say it is a sphere, some will say it is illuminated by the sun , some will say it is self illuminated, et cetera, et cetera, and so forth.
Ask someone what is the best car. Some will say Cadillac, Some will say Lincoln, Some will say Chrysler, et cetera , et cetera, and so forth.