In the same class as running fingernails across a blackboard :(

Oh that's the old "Argument of incredulity" - i.e. the "it sound's too incredible so it can't be true" argument. Question: Do you think all the different organisations Roscosmos, ESA,

A slightly oblate sphere. Here is the photo from Apollo 17 on 7 Dec 1972 - Flat Earthers will claim it's photoshopped :).

Flat earth is quite a rabbit hole for many people. I wonder if they are so wrapped up in it that it becomes part of their identity making it very hard to let go, to the point of being intellectually dishonest