Although Twitter is one of the most popular social networking websites on the planet, its co-founder Jack Dorsey doesn't have the same reputation. Since Twitter went public yesterday, we thought it would be an appropriate time to look into the man that shot the status-updating platform into stardom. What did we find out? Dorsey may actually be one of the biggest douche CEOs in the tech world (he also heads the mobile payment startup Sqaure). From turning his back on his Twitter co-founders to taking obnoxious selfies, Dorsey is quickly outpacing Zuckerberg in the douche department. Here are his finest moments.