Hybrid cars: The Difference Engine: Flat battery [patens, lawsuits and progress #fail ] #fb
<BR><A href='http://www.economist.com/blogs/babbage/2010/08/hybrid_cars?fsrc=scn/fb/wl/bl/flatbattery'>http://www.economist.com/blogs/babbage/2010/08/hybrid_cars?fsrc=scn/fb/wl/bl/flatbattery</a> 
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