I had a particularly eerie ad served to me last week (a specific hot chocolate maker, right after coming home from a friend's house who'd just bought the same one), so this is also well-timed: the evidence that your phone isn't secretly listening in on your conversations..
No, Your iPhone Isn't Listening to You. But the Truth Is Even Worse
If you want a monster, it's not a hot mic. It's more about shadowy presences lurking on the internet.
cnet.com