More like the first version would be a complete game changer, having all other manufacturers scrambling to catch up. However, Apple may not have things such as satnav and climate control in the early versions.
The ability to print is way low on the list of things necessary for a mobile device.
It will be a game changer according to their marketing campaign and hype generated from Cupertino. Can you name specifics on how different it might be different than cars today?
There are tablets and smartphones in the past and now, what is so different now? It is marketing and hype for a product that does not or may not do as much as what has been available.
Many people will support Apple no matter what they produce or support.