Eric Tsai, 3M engineer, shows off his mini-house

It’s not nearly as attractive as the house he lives in, but Eric Tsai’s cardboard contraption does resemble the real thing, kind of … and more to the point, it acts like his real residence. Using a nest of wires and WI-FI technology, the 3M engineer describes his “tinkering project” as a real-world manifestation of the home’s energy consumption. When his big garage door is open, so is the door on the mini-house. When he ups the electricity he’s using at home, the meter jumps up and tells on him. Read more at 3M, where you can also download a copy of Eric’s open source software, should you care to copy his project for your own energy monitoring.


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