Especially since the political correctness people routinely complain about Hollywood movies.
I'd be careful with this line of reasoning - complaining about lack of political correctness could be a matter of attempting to push "political correctness" further or signaling continued relevance.
I wanted to bring attention to two posts from Razib Khan's Discover magazine gene expression blog (some of you may have been readers of the still active original gnxp) on the polemic surrounding Pinker's The Better Angels of Our Nature.
Relative Angels and absolute Demons (and the related But peace does reign! )
I generally agree with some of his arguments, but found this quote especially as summing up some of my own sentiments: