One of the reasons the game is so successful is because of manipulating and simulating human behavior http://ireport.cnn.com/docs/DOC-1050994 http://ireport.cn

One of the reasons the game is so successful is because of manipulating and simulating human behavior http://ireport.cnn.com/docs/DOC-1050994 http://ireport.cnn.com/docs/DOC-1050994