User blog comment:D. Cello/Assassinews 10/11 -- Desmond's Ancestry Revealed/@comment-3466346-20111018051650/@comment-84.135.156.235-20111019201836

The thing is, it was never said that Ezio and Altair are related in the games. Everyone just assumed it. But it wasn't even hinted at. So they're not saying anything 'controversial'. They're just like 'uh guys, that's actually not what's going on'.