Natalie Portman is Nina, a young ballerina in a Lincoln Center company who has the temperament to dance the virtuous WhiteSwan but is too frigid to dance the Black Swan.
He calls them Black Swans, after the philosopher Karl Popper's observation that only a single black swan is required to falsify the theory that "all swans are white" even when there are thousands of white swans in evidence.
"After nearly 3 years of Swan MRRT secrecy, we finally get to see the costly consequences of his fiscal incompetence in black and white, " Mr Corman tweeted.