Even if they're not collecting your personal data, they can still present you with adverts. Your local TV company of Newspaper don't have information about you

Even if they're not collecting your personal data, they can still present you with adverts. Your local TV company of Newspaper don't have information about you - they still sell advertising. Facebook's model is still viable with no data collection at all. They platform would still make money, it just wouldn't have a market cap of $400Bn, it'd be in the region of $x0Bn like a huge newspaper.