It's not just about personalized ads. That's only the happy revenue stream they'll talk about. The others aren't so spinnable.

Second, s we've learned recently, they also sell your data to others for whatever they want to use it for. The third of course is government surveillance. And fourth is face recognition services: they got in trouble for having that feature on platform but who knows who they're selling it to.

https://www.forbes.com/sites/kalevleetaru/2018/07/20/faceboo...