The Barbarian Group has created an infographic that summarizes the milestones that occurred in the world of social media during 2011 across such platforms as YouTube, Twitter, Google, Instagram, Facebook and Foursquare. Such milestones include YouTube’s launch of movie rentals, Twitter’s acquisition of Tweetdeck, announcement of Facebook’s planned IPO, Twitter reaching 100 million users, Foursquare reaching one billion check ins, Facebook’s launch of Timeline and the launch of Google Plus brand pages. Check it all out here.
