Many popular Facebook apps are obtaining sensitive information about users—and users’ friends—so don’t be surprised if details about your religious, political and even sexual preferences start popping up in unexpected places.The Wall Street Journal, Page W1
Not so long ago, there was a familiar product called software. It was sold in stores, in shrink-wrapped boxes. When you bought it, all that you gave away was your credit card number or a stack of bills.
Now there are “apps”—stylish, discrete chunks of software that live online or in your smartphone. To “buy” an app, all you have to do is click a button. Sometimes they cost a few dollars, but many apps are free, at least in monetary terms. You often pay in another way. Apps are gateways, and when you buy an app, there is a strong chance that you are supplying its developers with one of the most coveted commodities in today’s economy: personal data.
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