For Loki to get the Tesseract working Selvig tells him he needs Iridium which is what Hawkeye was getting while Loki was getting people to kneel before him.  Loki’s plan was partly to divide and conquer but it was also a distraction from Hawkeye’s actions, and it worked.  Although, why Loki didn’t just shoot the…

However it turns out it won't be as good as this fake trailer
http://www.youtube.com/watc…