We've seen a few dedicated "life-logging" devices that let you record your every waking moment, but why spend a couple of hundred bucks on something when you're already carrying around a perfectly capable smartphone? That's the thinking of the folks behind the Lifelapse iPhone app which, like the Vicon Revue we've tested, promises to simply record a time-lapse video of your entire day -- they've even developed a "LifePouch" so you can conveniently wear your iPhone around your neck (no