People are free to buy Apple (or an Android flavour, or no smartphone at all). But there are many many things which goes into a buying decision than what manner of software delivery is available.

This duopoly does not truly offer a lot of choice, so any criticism must happen from within the confines of the current reality.

I’m not going to tell a pedestrian who wants safer roads to stop being a participant in traffic, I accept that they have very little real choice.

Having to uncritically accept anything and everything the manufacturer of your device does is not really viable and is a recipe for a worse future.