New Trackball Design

As I was mentioning to Certis, I would like to solicit your opinions on this "gaming" trackball (linked below). I am primarily interested in feedback an opinions about the overall design. A detailed description and video are available at the Kickstarter link below. --Thanks!

Technical Summary:
Optics: Avago ADNS-9500
Programmable Buttons: 11
Hand Support Materials: Neoprene covered in loop + Conductive fabric
Interface: USB
OS: Works with Mac OS X, Linux & Windows
Drivers: Standard USB composite Mouse+Keyboard. No driver required
Ball: 1.5 inch acetal precision bearing ball