Canvas-roofed cars with plastic rear windows are notorious for having poor rear visibility when the roof is up. This could be a very nice solution to the poor visibility, and would keep the car free of SatNav clutter... so if they're looking for a reviewer...
Hopefully the outer skin of this silicone phone* will be more durable than the skin of the Nokia N95 which has a propensity to fall off when the phone comes in contact with any Sunscreen or DEET based insect repellent.
* ... this has to be called the sillyfone, surely.