In this post, we share some of our thoughts on the cat-and-mouse game of censorship. Our views are based on our observations and reflections on both the censor and the anti-censorship community; we have also been deeply influenced by klzgrad, David Fifield, and many other anti-censorship developers and researchers. In particular, we start with answering why censor always starts the massive blocking a few days or weeks before politically sensitive period of time in China; we then argue that, c...