I’m sure you have already heard about the Mayan prophecy regarding the supposed end of the World on December 21st, 2012. Despite of the veracity of this interpretation, there is already a trailer of a movie about this subject.  It is interesting to notice that at the end of the trailer, instead of giving a URL for a website, they suggest you to Google: 2012. The results, as Daniel reports on his post, are a set of different websites and content even on social networks to start making buzz around the movie. As you have noticed, this is a completely new way of introducing a movie, and yes, it is viral. For details read Adverblog