There are all sorts of new trends that have hit the world of viral marketing over the past year. People are doing cool things with HTML5, creating interactive YouTube videos and interactive games, creating cool YouTube takeover campaigns, response campaigns and more. These ideas are still relatively new and surprising, but if you don’t act now they’re going to be old hat. Get into web video in 2011, while its still approaching its apex and you’ll have more of a chance of standing out and not just fading into the piles of copycat campaigns.