I saw [this thing and thought it was a really great-looking little doodad… Not quite as versatile as the Blackberry Trackball, I’m sure - but similarly-sized, it can be mounted farther from the surface of the enclosure, and you don’t need hall effect sensors on the board to use it…
I just think it’d be cool if you stocked it, is all. XD](http://mouser.com/ProductDetail/ALPS/SKQUCAA010/?qs=N5Jky1br14PIN8L1H%2F2niA%3D%3D)