Reddit has become a platform to manipulate public opinion. I have witnessed some very strange things on Reddit where I presume a company, government agency or malicious groups take over a subject and comments to steer the opinion. It’s easy to spot. Personally I treat Reddit as a place for humor and occasional insight, but mostly humor.
i saw an interesting solution to chinese "shilling" on 4chan recently, just post a bunch of words that get a site filtered automatically by the great firewall of china. like "tiananmen massacre" and the like. ofc it being 4chan i don't know how reliable that information is