What I don't understand: it seems iOS just passed the mark of 50% market share in the US in the last year, and it's now at 50-something. Which means that Apple

What I don't understand: it seems iOS just passed the mark of 50% market share in the US in the last year, and it's now at 50-something. Which means that Apple users prefer to have a crippled experience when talking to approx. 50% of their contacts rather than switching to an equivalent app that doesn't signal their belonging to the Apple tribe. Or, in alternative, this means that those 50% of people almost never talk to the the other 50% of people. Not sure which is worse.