Do you know what you don't know though? People can freely find info on politically taboo topics if they want in the west.

Whereas, do you know about the famine in the great leap forward? And it is widely known?

I was talking to one chinese student who maintained that there was no censorship in china. She was surprised to learn that I, a foreigner, could not make a wechat account for my business. And she is well educated, has travelled abroad, etc