This disagreement might come from utility companies using various methods of transmitting electricity.

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That means someone installing the smart wiring in the walls of buildings, the network firm providing the platform connecting the smart devices, the gadget-makers that provide an Apple-like user experience for every fixture, and the next-generation utility offering new forms or methods of energy delivery.

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In that situation, the National Transportation Safety Board assigned much of the blame on the utility, saying that it had no methods in place to detect structural weaknesses in its pipeline.

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