you really shouldn't give him any ideas. this could snowball and the next thing you know we have a Large format super hero on it's hands.
an LF Super-Hero? What would his name be? Bellows-Man? Mr. Rapid-Rectilinear? The Dagor Kid? He'd have to carry a magnesium-powder flash around to blind his enemies, and the camera would literally capture them on film. His moral dilemma would come from being unable to develop all that film he shot that has his nemeses captured in it, or they'd get out.