wait.. you really think facebook only tracks for ad companies? i mean cambridge analytica is a huge welk known scandal.
your i fo is going tk i surance companies, governments, credit card companies. they track every action you do, even if you dont have an account.. https://www.cnet.com/news/privacy/shadow-profiles-facebook-has-information-you-didnt-hand-over/
did you really think people hate favebook that much because they track for advetisers?