Google doesn't need you to pay, they only need you to do your thing using Android, Chrome, Google Analytics, Google Search, Google Maps, etc. They will monetize

Google doesn't need you to pay, they only need you to do your thing using Android, Chrome, Google Analytics, Google Search, Google Maps, etc. They will monetize on your usage. I'm OK with the concept, but the implementation ethics can be, to put it gently, debatable - most of the time people are not aware of the privacy implications.