A few months back, we started hearing a lot of creepy stories about folks having real-life, in-person conversations with friends, and then getting Facebook ads on the same subject soon after. Was Facebook using their iPhone/iPad’s microphone to eavesdrop on them, then serving ads based on what it heard? Technically, it’s not much different to Google scanning your email and serving ads based on their content. In reality, it’s a whole ‘nother level of creepy.
How to stop Facebook eavesdropping on your conversations

Photo: Charlie Sorrel/Cult of Mac