We kind of learned about that in Europe, the hard way, several times in XXth century (Italy, Germany, Russia, Soviet era invaded countries, Spain); some of us still having forgotten sadly.
A social credit system that is used to expedite what is normally the responsibility of law, debate, judgement - and can then be used to impose arbitrarial rules from the state (don't be fooled about that) _is_ totalitarian per nature. It is even more that because it relies on automation.
Don't use exceptionalism or pride to defend or justify such a system.
* Power structures never favour the weak - it takes a democracy (distribution and separation of powers, education, free speech) to handle that, however imperfect it can be, it's the least imperfect we know as of today. And, there's no prospective new system at play anywhere today.
* Automation favours who controls the machine.
* The state controls the machine.
* No democracy, no control. Failing democracy, no control either.
* That's dangerous.
https://www.hrw.org/report/2015/07/13/one-passport-two-syste...
https://eurasianet.org/xinjiang-uighurs-grapple-travel-restr...
Though it is aways interesting to see people like you can rationalize your censorious actions. It's too bad HN doesn't require a text explanation for downvoting. It wouldn't decrease the hypocrisy but it would provide some further insight into the hypocrisy.
Furthermore, polls suggested Hillary Clinton was going to win the last election for US and who is the 45th president?