My understanding from the Cambridge Analytica stuff is that even if you completely wiped every bit of data from Facebook's servers, it doesn't matter any more. Your personal data, attached to your name, is out in the wild. For a price, someone can buy a detailed psychological profile of you.
All of our genies are out of all our bottles. They aren't going back in.
All of our genies are out of all our bottles. They aren't going back in.