The thing is one does not know if they'll come or not. That is not the point. There is a general fear amongst the people that they'll be targeted for speaking out. Effectively blocking freedom of speech.
That's a false statement. There is general understanding one will only be questioned if the misinformation has caused a significant financial or social impact.
Well, if what you wish to accomplish has to rely on misinformation then China is the wrong place for you. People will come after you, you may end up need CPC's protection
'pro-democracy' people are strongly associated with misinformation in China. That's why they have very few support and never accomplish anything all these years.