In November 2009, an anonymous solitary entrepreneur hacked together a service that randomly paired up strangers in video chats. The phenomenon, known as Chatroulette, was bizarre, often sexually explicit, and always fascinating. Within a matter of months, Chatroulette had tens of thousands

 Calvin Klein doesn’t want you to buy counterfeit goods. Nor do Tommy Hilfiger, Diane von Furstenberg and Donna Karan, for that matter. Those are just a few of the fashion industry luminaries who partnered with eBay (EBAY) to send a message to