Since Ferdinand Magellan traveled across the globe, the popularity of the theory of Flat Earth has steadily declined until only a hand few actually believe in it. I can't think of any reasons how the Flat Earth theory even exists.
Yes, the whole thing is more like an argumentation exercise. Just as stated somewhere in their forums.
Oblivion: that wasn't hilarious
Oblivion: it was brilliantly complex though
Oblivion: hands down man
Oblivion: today I genuinely believe more than I ever did before
Oblivion: that you are better than me
Oblivion: gg NutHug
According to the page (and note that this is wikipedia, so there may be some errors), this is an actual society. There are two forums in which this theory is discussed: the one at the very beginning of the thread, and this one: http://theflatearthsociety.net/talk/index.php. It seems that this one is a little more... governed, for lack of a better word, but it is also quite interesting/hilarious to read the threads: