Okay, I read some of the material on that site, and all it says to me is that (a) not everyone who has been exposed to Special Relativity understands it, and (b

Okay, I read some of the material on that site, and all it says to me is that (a) not everyone who has been exposed to Special Relativity understands it, and (b) some people think that if they don't understand something, it can't be true.