One of the big games of 2011 was also a hit in 2010. And it’s free to play. World Golf Tour (WGT), a realistic free online Flash-based virtual golf game, has passed the 100 million mark in total rounds of virtual golf played. Since launching in October 2008, WGT.com has become one of the largest golf sites in the world. Currently WGT.com has more than 1 million monthly unique visitors that are playing over 5 million rounds per month, and continuing to grow rapidly. YuChiang Cheng, founder and CEO, World Golf Tour, talks about the game in this exclusive video interview.