What's Different About China's Approach to Surveillance?

Wright: china has somewhere on the order of 400 million surveillance cameras, which is just an immense number. There they have, you know, chinese people sort of atheir 900 million smart phones, at least, floating around china. They also have access to data from mobile payment systems in china - that's ten times the tranaction volume of mastrcard globally right in one year. Wright: The communist party is trying to not just spy on people, but to mould them and engineer society.