There are more than two mobile OS's, we just have to be allowed to run our choice of them on our choice of device, and the hardware vendors should be forced to not ship with a default OS.
It's crazy talk. Who's got the time to standardize messaging and data for WWAN modems on mobile devices? It's not like any operating systems ever implemented userland emulation of Android or iOS APIs and delivered a roughly identical experience to customers. Way too unrealistic, we're talking about space age technology here.
We should be happy that Google and Apple don't charge us more for all their hard work. If they leave there are no other phone manufacturers in the world, Europe would simply return to the dark ages.
alternatives exist. they are not successful because lack of scale makes them not profitable enough to sustain development. if google and apple went away, they would be able to reach the scale needed to make a profit an become successful.