The thing is, he does try and provide evidence _in most cases,_ and every once in a while, typically when dealing with science instead of lore, he'll get something right. The problem is that, when he's talking about lore, he'll screw it up tremendously.
_insert 15 minute video with the first 14 minutes full of all kinds of in-game and historical evidence followed by a 1 minute summary of how it's all bullshit because it's completely circumstantial followed by a comments section insisting that the theory is actually true._