[jstsch]

No, of course, everyone should be free to have the choice to install whichever software they want on devices that they own. E.g. put the phone in developer/hobbyist mode by connecting it with a USB cable to a PC, show some big fat warnings, and then allow all forms of sideloading. But it needs to be like a safety switch.

Then the matter of an informed browser choice. This is simply not a thing most regular people make or care about. Remember the Internet Explorer era? In this case, simply the most recognisable picture gets chosen (e.g. the only company that advertised their browser).