I would say his camera only as the image will be a lasting photo of what was captured. It could be captured in such a way as not not be a definitive answer. The capture of the situation could be done in a way to make it open to discussion as to what was actually photographed. Just like art. Art depends on the way you see it and how you see it may may be determined by many factors such as your life experiences, your knowledge of art, the painter or how little you know about art.
