Sources

Ben Hammersley: This - http://t.co/jYCJhb3R - plus nationally mandated Smart Metering will make one hell of a good conspiracy theory (cc @agentGav)

Noah Brier: How scientists are using the hum of an electrical outlet to timestamp recordings http://t.co/t7o0FgE1

news.yc Popular: The hum that helps to fight crime http://t.co/sqnSfF06

Paul Graham: The hum that helps to fight crime: http://t.co/r5PuhpQv

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