Let’s pretend that the Apple restriction is 100% effective- how much impact would you expect to Meta’s bottom line? Sure, Meta would love to know every spicy detail of your life, but just following in app activity probably reveals more than enough to sway advertisers.

Meta hoovers up every detail because they can. Knowing that user #7227724 spends 23 minutes a day in Spotify might make the ad targeting 0.4% more accurate, but does not seem like the lynchpin for the entire business.