The whole 'series finale' gimmick promised nothing more than the question of whether or not Batman survived this final film, a question that has surely been answered in a million blog posts by this time.
This is the least of Hollywood's worries, for my money. The major studios have a bigger problem -- such as the fact that they so seldom make movies with serious themes or content. And they never address actual political issues if they can avoid it.
This weekend, the fourth movie in the spectacularly successful Step Up franchise opens in theaters and joins a lengthy history of pictures -- which we will loosely call Dance-Off movies -- tackling social justice issues.