So now we know: "98 personal data points that Facebook uses to target ads to you" https://www.washingtonpost.com/news/the-intersect/wp/2016/08/19/98-personal-data-points-that-facebook-uses-to-target-ads-to-you/ Useful for when the time comes to set up a (business) account on FB (postponing it, but eventually I'll have to): some things at least you can avoid if you know what it's doing... # #