Will This Accessory Help Google Glass' Short Battery Life?

While only a few hundred people have gotten their hands on Google Glass, the gadget is already known to suffer from a short battery life. But one third-party accessory aims to solve this problem by providing a longer charge Called PWRGlass, the lithium-ion-powered, rechargeable attachment hooks onto the back of Glass. While it's not the hippest-looking accessory around -- resembling a weird spinoff of Croakies -- the device claims to triple Glass' battery life. What's more, it can be recharged v...