• by Mark Walsh  @markfwal, March 18, 2013

Speaking at the OMMA RTB conference, Karsten Weide, Program Vice President, Digital Media and Entertainment, said the RTB market is already worth $2 billion, with spending growing at a 50% annual rate over the next four years. The U.S. is the largest market so far, followed by Europe and Japan, but not much happening elsewhere yet when it comes to RTB.