Can someone update the wiki please, I'm on mobile so I can't do it.
HAH is better
I think "Qudditch for the Ages" would be quite boring. I'd much rather watch"Hogwarts, A History"
It is possible. Fenrir Greyback said " There aren't t too many Mudblood Slytherins", or something along those lines. So I would assume that it is possible, but unlikely.