be built into your smartphone's camera processor in a few years, first a "make me look fit in selfies" mode and then a "do the same thing, only in video chat" option. Many dash cams are just too pricey. And we all know about airbrushing/photoshopping of models on magazine covers and in adverts. In this case, the less it looks like a regular camera, the better. It's all very well to fake up a video of David Cameron fucking a goat, but without the bleating and mindless quackspeak it's pretty obvious that it's a fake. If you're likely to select a camera with a rechargeable battery, you are going to want to be sure that the battery life is sufficient. Because of it everything that it is possible to count on from the best cam.