Walmart is offering a TomTom GPS for $59
as part of its post Thanksgiving early bird "door busters" deals,
indicating that the sub $50-GPS can't be far into the future. Best Buy
is offering its own 5 a.m. GPS deal, a Garmin nuvi for $99. Don't want to brave the frigid morning and endless lines? Amazon is selling its lowest priced GPS, also a Garmin nuvi, for $119, almost half off, including free shipping.
TomTom, Magellan and Garmin face some big challenges in the traditional navigation market. It's being taken away by iPhone apps and other smart phones.
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