There likely aren't too many people in the world crying for ways to exponentially increase the number of digital pictures in their collections, but Memoto's hoping to help wearers rethink picture taking as they know it. The device, which is roughly the size of an SD card case, clips on a shirt collar, taking five-megapixel pictures every 30 seconds without prompting, running on a battery that'll last around two days. The idea is to create a lifeblog -- an encapsulation of what you did during a given day, told through still photos. Those images are served up to the company's proprietary software application, which us