The random encounters of Chatroulette buck a decade-long trend that has made the Internet feel progressively more ordered.Illustration by Istvan Banyai Andrey Ternovskiy, an eighteen-year-old high-school dropout from Moscow, has a variety of explanations for why he created the Web site Chatroulette.com. According to one story, he got bored talking to people he already knew on Skype; according to a