The story starts with an instance of semantically reversed impervious (to) — a converse use of a predicate adjective. From Anat Shenker-Osorio, the founder of ASO Communications, interviewed on 10/11 on MSNBC’s The Last Word with Lawrence O’Donnell. From the transcript:
… What we find in experiment after experiment is that when people have already cemented a world view, they in essence have a frame around what is occurring, then facts are simply impervious to it. They bounce off of it, right?
… And so it`s precisely as you said. If they have an existing story line about, quote, unquote, what Democrats do and how they behave, then facts are pretty much impervious to it.