[onli]

>So why do you think they need to revolutionise the controller?

I don't. I wanted to point out that they copied an existing, working design. Which is probably a smart thing to do for such a project.

>As for their abstracted nature, one of the distinguishing features of humans vs animals is our ability to use tools, devices which are one step abstracted from direct action.

Careful with such claims ;) Even birds can learn that.