Salon.com Technology | A picture is no longer worth a thousand words

Salon.com Technology | A picture is no longer worth a thousand words: "'One of the founders of Doctors Without Borders once said, 'Without a photograph there is no massacre,'' says Fred Ritchin, a professor of photography at New York University. 'You can say Tiananmen Square happened -- there was a video, there was a massacre. But if we typically disbelieve the evidence of a photograph, then when the Chinese government says there's no massacre, what are you going to hold up against that?'"