The camera is one of the most frightening of modern weapons, particularly to people who have been in warfare, who have been bombed and shelled for at the back of a bombing run is invariably a photograph. In the back of ruined towns, and cities, and factories, there is aerial mapping, or spy mapping, usually with a camera. Therefore the camera is a feared instrument, and a man with a camera is suspected and watched wherever he goes... In the minds of most people today the camera is the forerunner of destruction, and it is suspected, and rightly so.