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Shh! Someone's Listening:
Spy agencies have developed scores of ingenious devices to eavesdrop on enemy conversations. Tiny microphone-transmitter combinations may be concealed almost anywhere -- in a telephone, book, desk drawer, or belt buckle. A skilled agent selects the right device to suit a particular place or to pick up certain sounds.
With digital technology, modern bugs are more compact than ever, often as thin as a human hair! |