When Will Social Gaming Company Zynga Go Public?

Like its overgrown canine namesake, social gaming company Zynga has become the largest developer on Facebook’s platform over the past year. And, it cannot get away from whispers about its plans for an initial public offering. A key reason: Within the last six months, it has piled on a series of hit games, from virtual poker game Texas Hold ‘Em to mob-themed role-playing game Mafia Wars to virtual world YoVille — and most recently, FarmVille,