Ooh! I can answer this one: because they're big idiots. Seriously. This is the stuff I can't stand.
Just like I had said, if you can't make keep your audience's attention without putting in an irrelevant action scene then you're doing something wrong.

Quote Originally Posted by Rebellious Eagle View Post
I really enjoyed this movie, actually. Sure, they left a few parts, but no movie can be perfect.
I wholly disagree on that. Perfection is in the eye of the beholder, so it is possible for something to be perfect in the eyes of that person, but the problems with these films is that they can't be seen as perfect in the eyes of any of the core HP fans.