Have you no sense of decency, sir? A lawsuit filed in California accuses Mark Zuckerberg’s Facebook of selling users’ private messages to advertisers without their consent. The complaint claims that the network “misleads users into believing they have a secure, private mechanism for communication, when in fact Facebook... mines user data and profits from those data by sharing them with third parties.” A Facebook spokesman responded that “the allegations are without merit and we will defend ourselves vigorously."