That assumes that facebook.com/feed is the only interaction you have with facebook. Even if you delete your account they create an unregistered account to monit

That assumes that facebook.com/feed is the only interaction you have with facebook. Even if you delete your account they create an unregistered account to monitor your existence on the internet. Currently they act more like credit agencies and should have regulation to help treat them as such (although credit agencies get away with too much too)