Because they have a pathological small penis complex.
They know that our fanbase is much larger than theirs, so they think if they can de-legitimize a certain portion of it, then the numbers of "true" or "real" fans will then become closer, and they can then sleep better at night knowing that they only have a 3 inch dick.
It's basically like arguing that you can't cheer for the Green Bay Packers unless you used to work for the franchise.
They know that our fanbase is much larger than theirs, so they think if they can de-legitimize a certain portion of it, then the numbers of "true" or "real" fans will then become closer, and they can then sleep better at night knowing that they only have a 3 inch dick.
It's basically like arguing that you can't cheer for the Green Bay Packers unless you used to work for the franchise.