It's not for you or me, it's for novices, people who will turn away the second you discredit any of the famous anti-government protests or deny the Uyghur genocide. They need to take small steps, or else they will be overwhelmed by disbelief. I speak from experience, as I went through the exact same thing, having been raised on a liberal diet my entire life.
And of course, all those points you've raised are valid. It is mainly the social credit system facts which were presented here surprisingly honestly and in a well-informed manner.