Yeah they roll the near $20 billion they get from Google into services, that fee increases pretty much annually. That is more to do with maintaining monopolies than it is building great services.
Their services revenue would be much smaller without that and the
icloud grift.
Yes. They are a distant second despite having over a billion people using iPhones alone, before you account for Macs and iPads. The app is preinstalled on every single device they ship.
They were also the market leader for digital downloads, they had 80% of the market in the US and were the biggest music retailer in the world at one point. They have let that all slip in the streaming era.
They were talking about
100 million users at launch, ten years later they still haven't got there.