Filed under: Cellphones, GPSGarmin -- your favorite GPS team ever -- are about to drop some serious map-styles all over your mobile phone. The company today announced a new set of microSD cards preloaded with its navigation software and standard maps of the US or Europe. The cards will turn your average, boring, ugly phone into a bona fide GPS superstar. Dubbed the Garmin Mobile XT, the card will tout all of the features of a typical hardware Garmin GPS unit, like turn-by-turn directions, route planning, and voice prompts. Additionally, the card provides acc
