> Apple limits third party tracking without user's consent by both calling it as third party tracking and having it opt in, while Apple's tracking is "personalization" that is opt out.

You just seem to be skipping over the fact that Apple is not a third-party here. The user has a direct relationship with them.

> the only real way to advertise on it.

The advertising industry has existed for over a hundred years without pervasive third-party tracking. Pervasive third-party tracking is not “the only real way to advertise on it”.