Gartner expects total revenue for social media sites to reach $10.3B in 2011 (+41.4% Y/Y), and...

|By:, SA News Editor
Gartner expects total revenue for social media sites to reach $10.3B in 2011 (+41.4% Y/Y), and increase to $29.1B in 2015. Ads are expected to account for 53% of the 2011 total, and games 31%. eMarketer has forecast massive revenue growth for Facebook and Twitter, and analysts have wondered about the impact Facebook's popularity could have on Google (GOOG).