The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
I think sodium can indeed be problematic for some people with hypertension or pre-hypertension, but for many people, sodium is a great thing. It can increase blood volume in ways that can be helpful to them. It can improve nerve cell function in ways that can be helpful to them, and for me, anytime I'm exercising and sweating a lot, I want to replace my electrolytes and that means replacing sodium for adequate neuron function, muscle function, and so on.
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Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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And in particular, the neurons of your brain and body require sodium in order to function. So while people with pre-hypertension and hypertension definitely need to be careful about increasing their sodium intake, many people do well to increase their sodium intake, again, provided it's in the proper balance with potassium and magnesium.