> A government may be able to do it within their own borders for a period of time

Part of the problem is the governments are proving they aren’t interested in doing it. Aside from the fact that law enforcement agencies are happy to have easily legally compelled data like this, the governments are actively fighting e2e encryption and strong on device encryption. And then on top of that, if they really were interested in solving that problem, you’d think they’d be spending legislative power on solving that before solving forcing the 2nd place market competitor to open their OS up.

In regards to browser lock down Apple wants to be the only game in town. Safari allows plug-in's but Apple doesn't allow 3rd parties to provide plugins themselves. They do this to create an unequal advantage.