We'll be honest: apart from the ridiculous custom cars and the Viliv S7, we pretty much avoided the car audio-oriented North Hall at CES this year -- which means we sadly didn't get any facetime with Blaupunkt's miRoamer-powered TravelPilot New Jersey 600i internet car stereo. (Apparently double-DIN is big in the Jerz.) The prototype head unit connects to a cellphone over Bluetooth to access the internet, and uses the miRoamer service to stream "tens of thousands" of stations on the service -- which the company estimates will consume about 2GBs of data a month, so you'd better hope your data plan doesn't cap you off or charge you for overages. Th