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Not to mention all the domain-specific knowledge you’d need to properly evaluate claims. All the critical thinking skills in the world are worthless if you don’t have contextual knowledge of whatever subject is in the news. It’s just not realistic for everyone to be a policy wonk.
There are plenty of people who have private accounts on traditional social media sites. You do the math. Why do you think they have the accounts? Assume some semblance of rationality.