To predict changes in 2013 online search marketing, Gianluca Fiorelli analyzes Google's mission statement: to organize the world's information and make it universally accessible and useful. He tells us that Google's algorithms represent the how, and products represent the what. Useful represents the experience in "E" or "engine" in search optimization. This is why content marketing -- the media that creates useful information -- will become the priority for search marketers next year.