Paul Feig's relaunch of "Ghostbusters" was slimed by controversy from the get-go. Depending on whom you asked it was either Hollywood at its money-grabbing and creativity-bankrupt worst, a feminist broadsides of some sort; or some much-needed nostalgia subversion. Truth be told, it's a little of each. It's also what your average summertime megaplex fodder is supposed to be: a couple of hours of stupid fun.