I remember about 5 years ago I was telling friends on day we wouldn't be able to root flagships (that was back when root exploits were common enough). They laughed me off, but here we are with more flagships than not never getting root.

Android's getting locked down, and GPS is getting more and more integral to Android's functions (stuff like needing FCM for communicating with a device in Doze mode).

I'd still say iOS is more locked down, but iOS has side loading