Those Birkenstocked wonders over at Treehugger have a piece about a mobile phone industry initiative to add audio alerts to phones telling you when your phone is done charging. Apparently huge amounts of energy is wasted when the phone remains plugged in. To wit: If only 10% of the world’s mobile phone users unplugged their phones after charging, it would save enough power to provide energy to 60,000 European households for one year.
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