Originally Posted by pr0xyt0xin
Avengers 2 would have been rewritten anyway. Joss has only mentioned a first draft. At this point its just as likely that the twins are taken out as it is they stay in.
Nope not now. Check the home page Whedon just did an interview stating the two are definitely going to be in the movie and they're working on casting now. Looks like we'll really see at least Quicksilver in both films.