Well, I think you can already do a lot with it, but the much more interesting question is why you should do it with r1 as a separate device and not with your smartphone. 
I’m just saying that data protection is at least according to the idea of ​​r1 an important point on the website and it was also mentioned in @jesse’s keynote at CES. So if the developers at @rabbit or those responsible don’t screw it up and the development doesn’t go in the wrong direction, then in my opinion that will be exactly the recipe for success that could make Rabbit as big as Apple and other companies of this kind.