Image: Rainforest Connection/Kickstarter
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It’s killing two birds with one stone. “Every year 150 million cell phones are discarded in the United States alone. And yet, these are really fantastic little computers,” White told me. Smartphones often come fitted with sensors and are built to be power efficient. They’re plugged into the almost-worldwide GSM network, with an effective software development kit and a stable operating system.“This old cell phone has more effect than going out and buying a hybrid car for tens of thousands of dollars."
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