bitpunk,

“ China is one of the world’s biggest markets for huge so-called multiplayer online games like World of Warcraft, and tens of millions of young people are believed to be trading virtual goods and credits for real goods and cash. The coin of fantasy realms have already moved markets here. So-called QQ coins — a form of currency produced by the Chinese Internet giant Tencent — have sometimes risen sharply in value against China’s official currency, the renminbi, alarming officials at the nation’s Central Bank. ”