He repeats the misconception and goes on to build an argument on it. I can't see how he could not mean it. But then again, later he argues that the 'earth is fl

He repeats the misconception and goes on to build an argument on it. I can't see how he could not mean it. But then again, later he argues that the 'earth is flat' argument reverses "2000 years of human thought." (?) Hilarious critique anyway.