Sources: Android Police, The Droid Guy
quote: If you want to participate normally in the Android world, you have to set up that Gmail account.
quote: As I noted above already, sure, you can sideload apps. Or maybe sideload some 3rd-part app store thing. But then you're out in the cold for the normal methods of developers getting their apps to you...you can't necessarily count on any given app being available from said 3rd party app store.