Listening device planted in public locations posts straight to Twitter.
The device is extremely easy to build, comprised of a Raspberry Pi miniature computer, a microphone, an LED, and a plastic flower pot. It screws into any standard bulb socket, which not only disguises it, but also serves as a power source. “This is stuff you can buy and have running in a few hours,” McDonald, a 28-year-old adjunct professor at the Interactive Telecommunications Program at the Tisch School of the Arts, told Wired.
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