I would be willing to wager the vast majority of users never become "used to" dealing with every other platform. My general understanding is most of them are ar

I would be willing to wager the vast majority of users never become "used to" dealing with every other platform. My general understanding is most of them are are completely terrified of computers. Modern smartphone OSes (iOS and Android at least) have a chance to take all the scary away. So far, iOS is doing well, and Android looks to be too. But really only because they have non-scary user interfaces with stellar defaults. And as far as most users are concerned, defaults are just how the OS works.