A demonstrator holds up a picture of Edward Snowden during a demonstration at the Place du Trocadero in front of the Eiffel tower in Paris on July 7, 2013. Snowden is a new kind of 21st century defector: not a top-level agent with a set of encrypted documIn the good old days of the Cold War, when spies wanted to defect, they sneaked into a secret door of an enemy embassy with a briefcase stuffed full of state secrets. Then came Edward Snowden. Is he a traitor, a defector or a human rights activist? Snowden defies traditional classification of a rogue agent, say experts.