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Now Playing: 10-10-12 Marketplace Tech Report

Here's an idea: Put kiosks throughout a mall armed with facial recognition cameras that figure out a shopper's gender and age. The Wall Street Journal says it's happening now at the International Finance Center Mall in Seoul, South Korea. The system then makes shopping recommendations and will soon generate customized ads.  Add the Taiwanese military to the list of people who think the new maps on Apple phones and tablets need fixing. Authorities there are unhappy with how clearly a secret long-range radar base in Taiwan shows up when you check the location on the iPhone 5. The brass is asking Apple to lower the resolution, that is to say blur it a bit.