Some people fail at comprehending anything tongue-in-cheek then
Seriously, when something made at a major company's office gives "special thanks" to "fansub viewers who buy DVD's", you gotta hand it to them. They've basically come right out and said what any company should say -
"do whatever you want, as long as you buy the DVDs"
(paraphrase from the musician in my avatar, Adrian Belew, who said the same thing about his CDs)

The Birds are using humanity in order to throw something terrifying at this green pig. And then what happens to us all later, that’s simply not important to them…