AT&T Intros the Pantech Flex

That's the great thing about one company being in control of both hardware and software. If Apple releases an iOS update, they can approve it for their devices and push it out.

This also applies to Windows phones, since Microsoft holds the manufacturers to certain standards that makes it easier to apply the update across the phones (which is why the upgrade from Windows 7 to 7.5 was almost universal and happened within a month for all handsets).

Google... just doesn't do that.