It looks like Apple thinks its smartwatch needs a camera. A recent patent from the Cupertino giant describes the idea of placing a camera in a Digital Crown wheel. Thus, the camera will look in the direction of the fingers, that is, you can point your hand at some object and easily take a picture of it. True, it is not very clear why it should be done this way. The patent also describes the presence of a flash, which can also be placed in a wheel. It could probably be used as a flashlight as well. Cameras in smartwatches…