Since you seem to be very adept at creating wonderful things with steering wheels, can I propose an idea for the next gen? Taking inspiration from Mayaman's carbon fiber enclosure for a Samsung Galaxy Note,
I think the next progression is to use that idea to graft a drop-in holder for a phone to the front of the actual wheel. This is how Mercedes Formula Rims are and how I believe the rest of the field will eventually go to:
Just an idea, I do not have the capability of pulling something like this off, but I would pay a good deal of money for a wheel that I could have my phone as the centerpoint.