Film promotion has changed over the years. Sure, there are still posters, trailers, TV spots, and radio and print ads, but now there's also Google+ -- at least for Ender's Game. The upcoming film, based on Orson Scott Card's award winning sci-fi novel, is using the social network to tease fans -- flaunting a brief peek at the film's trailer and advertising a Google+ Hangout with the film's creators.
