Listening to Beyoncé? Facebook Has an Ad for You

The fine line between social sharing and eavesdropping

You've long suspected that Facebook was listening to you—now we know it definitely will be. With your permission, of course. The social network appears to be preparing to serve ads to users based on a Shazam-style feature that picks up via the microphones on devices with Facebook's app installed—watching Breaking Bad? Check out this ad for the new drama on AMC. Listening to OutKast? Try Ludacris.