The thing was that the technology cannot be altered to fit a totalitarian state. CD's, pin drives, micro SD chips from cameras, all can be used to transport text and lectures from one place to another. Even North Korea is having a lot of trouble with these. The Soviets could have a technologically advanced country or an oppressive society, but not both. The Chinese have taken advantage of the fact that China is a much more homogenous population than the USSR and the average Chinese favors prosperity over divergent ideology. And of course, China has a capitalist economy, or at least an economy that depends heavily on capitalism.
Brzenski destroyed Afghanistan to take his own personal revenge. He is right up there with Kim Il Sung as one of the nastiest people in the XX Century.