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Traveling? This $7 gadget protects your phone from treacherous USB charging ports

Do you really know who's behind those USB power plugs at hotels and airports? Buy a data-only adapter or charging cable and don't worry about it.
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As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

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