Apple's mobile "privacy" features are about monopolizing advertising on their mobile products so that Apple is now the number one iOS advertising company.
Id go the whole way and say that their entire walled garden ecosystem is designed to do this as well. Most Apple device users that I have spoken to have absolutely no idea how much it makes from advertising inside its own services.
https://www.wired.co.uk/article/apple-is-an-ad-company-now