Media & Entertainment How Zynga Stacks Up To Japan’s Social Gaming Giant, GREE (Hint: It Is Less Profitable) With Zynga launching its IPO road show today, all eyes are on the social gaming goliath Mark Pincus built on the Web. But the future of social gaming, as with so many things these days, is mobile, where Zynga admits (in its S-1) that it has “limited experience.” All you have to do, however,