In the new Bizarro World that is the global economy post-2008, the US is the debt bomb waiting to explode while major nations like Brazil are mostly busy running surpluses.
Transformers Director Michael Bay then became one of the Bad Boys by dropping a Pearl Harbor-sized bomb on Paramount regarding its decision in a blog post since deleted and retracted, leading to speculation it was really the Decepticon version of Michael Bay that made the original posting.