This one is hard to find sometimes. Gary Taubes's piece on salt was a winner of the 1999 Science in Society Journalism Awards.
The (Political) Science of Salt
It seems that salt, for some reason, is commonly feared even by cholesterol skeptics who embrace a high-fat, low-carb diet, who know well how misleading and misled the common nutritional talking points are. Dunno why. The links between high sodium and blood pressure problems are even weaker than those between high cholesterol and heart problems. If such a thing is possible.
Read this. It's the article that, I believe, sent Gary Taubes down the rabbit hole. And I'm so glad it did.