Make Pt1750
This is new… google has a hardware based “Google PowerMeter prototype” with demo project… No hardware shots yet…

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The twittering power meter that Limor and I made uses the app engine, maybe they’ll add it. Anyone at google interested?
http://www.ladyada.net/make/wattcher/index.html
http://wattcher.appspot.com/[email protected]
http://wattcher.appspot.com/
http://twitter.com/tweetawatt