Setting up was a breeze -- nosoftware was required on either our MacBook Pro or ThinkPad T410S. Of course, while the plug and play ability is nice, we did wish there was software for customizing the scroll wheel shortcuts (USB Overdrive let us do that with no issue on our Mac, however).
Strict software experience is no longer required: These new Microsoft executives hail from a wide range of industries including retail, technology and entertainment.