GPS capabilities are supposedly one of the current and near-future hot features of cell phones. It's been predicted, probably even before 2001, that all cell phones will have GPS capabilities, which would be particularly useful for tracking people in emergency situations. However, for tracking bike and pedestrian traffic, PNAs (Personal Navigation Assistants) are supposedly not ready. That's primarily because the necessary cartographic work for bike and foot traffic hasn't been done for most places in the world, so having a nav system for them is pointless. And for safety reasons, you cannot assume either type of traffic can use regular GPS nav maps.

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Date : Tuesday, March 6th, 2007 6:59 pm
Category : General
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