I just don't get it, what should the people do? Would people in other countries behave differently? If it shows anything it shows that Americans have been browbeaten into accepting just about any behaviour from people of different cultures. I've listened to plenty of racist conversations where I've just sat there awkwardly silent without challenging any assertions. This happened quite a lot in Stellenbosch, so some of my experience is just personal. But surely many people of my generation have listened to racist comments by their parents or grandparents without getting into an argument. It's awkward and there's probably a point where we would speak up but most of us judge that it wouldn't be worth the strife.
Fortunately some of my hero's agree with me. Here's what Christopher Hitchens has to say about the movie. Follow the link provided to read a review by someone who "gets it". Jane Galt hasn't seen it and here's why:
And the self-congratulation of much of the commentary I've read (those people need to be exposed for the bigots they are) hasn't exactly endeared it to me.