They don't have shadow profiles. That was FUD spread by the news, and articles like the one we're commenting on now that constantly get voted up to the front pa

They don't have shadow profiles. That was FUD spread by the news, and articles like the one we're commenting on now that constantly get voted up to the front page. Here's Facebook's post explaining what they collect for people who haven't registered: https://newsroom.fb.com/news/2018/04/data-off-facebook/ https://newsroom.fb.com/news/2018/04/data-off-facebook/ TLDR: They collect what Google and all the analytics and ad-network companies collect, in order to target ads, along with incidental "user data" like IP address, etc.