Short life...lithium-ion batteries

"Why lithium-ion batteries die so young" by Josie GarthwaiteJune 29th, 2011ReutersThe death of a battery: We’ve all seen it happen. In phones, laptops, cameras and now electric cars, the process is painful and — if you’re lucky — slow. Over the course of years, the lithium-ion battery that once powered your machine for hours (days, even!) will gradually lose its capacity to hold a charge.