>Foremost among these tools is enforcement action against companies that fail to honor their privacy promises This is the crux of the issue. The problem is that when Facebook asks for "location information", the consequences of this are not being conveyed to the user. The user might think, "ah they want my location for the weather recommendations and event suggestions in my neighbourhood". They do not realise how som…
You can get all of this information from a phone number too. https://www.twilio.com/marketplace/add-ons/nextcaller-advanc... Give it a try with your phone number. It'll provide your address (current and former), income bracket, relatives, siblings, children, etc, etc. Guess what Facebook asks you to provide when initially setting up!?
Amusingly enough, so does Fetlife (NSFW). It's not outside the realm of possibility that even your specific kinks could be appended to that list.