A bonus, think about the sort of analytics you could get out of such a thing. Even though GPS isn't very effective indoors, consider that nearly every product o

A bonus, think about the sort of analytics you could get out of such a thing. Even though GPS isn't very effective indoors, consider that nearly every product on their floor has Wi-Fi. It's conceivable that you'd be able to get a fairly accurate trail of your customers as they go through the store, actually tracking specific people's movements instead of just "X people crossed the tripwire in front of the Mac Pros"