Lessons from Google's China experience (and China's Google experience)
Opinion is divided as to whether Google's exit from the China internet search market is brilliant strategy (because it wins huge mindshare, particularly among young Chinese) or disastrous (as it vacates the world's largest internet market to entrenched rival Baidu).
So, muzzling information seekers by erecting walls is a no-win game. When such a wall fails, it creates obvious problems. And when it succeeds, it often creates bigger problems. The great firewall of China carries huge pitfalls either way.