Shaken, not stirred

Nokia just filed a patent for a "Piezoelectric Kinetic Energy Harvester": You know, a battery that recharges when you shake it. I can see a future where people are shaking their mobile devices impatiently while trying to make calls ...

參考來源： Nokia files patent for piezoelectric powered cell phone battery » Unwired View (在「Google 網頁註解」中檢視)