Data-Gathering via Apps Presents a Gray Legal Area - KEVIN J. O’BRIEN, NY Times

Angry Birds, the top-selling paid mobile app for the iPhone in the United States and Europe, has been downloaded more than a billion times by devoted game players around the world, who often spend hours slinging squawking fowl at groups of egg-stealing pigs. While regular players are familiar with the particular destructive qualities of certain of these birds, many are unaware of one facet: The game possesses a ravenous ability to collect personal information on its users. When Jason Hong, an associate professor at the Human-Computer Interaction Institute at Carnegie Mellon University, surveyed 40 users, all but two were unaware that the game was storing their locations so that they could later be the targets of ads. http://www.nytimes.com/2012/10/29/technology/mobile-apps-have-a-ravenous-ability-to-collect-personal-data.html