Engadget: We've never been on the volunteer cheerleading squad for FM transmitters; in our experience, they're downright useless in cities or other areas that actually have a large amount of radio stations nearby. But we'll hand it to New Potato Technologies -- this may be the slickest implementation yet. The newly announced TuneLink Auto looks like a typical cigarette adapter charger at first glance, but within, there's technology that accepts audio over Bluetooth and then sends it out over FM.
