I guess I thought that would be a good thing? Like shouldn't we be measured and critical? Check our sources? Recognize at least the possibility of being fooled?

I think we should always default to skepticism no matter our priors, even if that ends up being wrong, its not a fruitless position compared to the alternative.

yes, I think it's because HN users think that politics are comparable to systems design, and its not. Politics is very complex and a lot of non-rational things are done and rationalized later.