For that matter, there is not one default go-to scanner in any respective app store, either.

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Rapiscan Systems, which makes the backscatter X-ray scanner, installs one of a series of "privacy algorithms" that can dial up or down the images' resolution. (Of course, the fuzzier the result the harder it is to spot a weapon.) Similarly, millimeter scanner-maker L-3 can blur faces, chests and groins, depending on the customer's preference.

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The Photosmart 2710 All-in-One combines a inkjet printer with a fax, copier, and scanner, and can print wirelessly using built-in 802.11g WiFi or an optional Bluetooth module.

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This scanner also comes with the obligatory one-year warranty and Internet-based help via HP's Web site and e-mail service.

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Goldberg was one of the many to declare war on the scanners this week, promoting a Scanner Opt-Out Day on November 24th.

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