I came across the following in a novel What novel, please, if you don't mind?

what would be the opposite? The normal answer seems to be the feeling that something you should be familiar with is totally unfamiliar. Faldage, I'm glad I went off to reply to a PM between reading this for the first time and now. I had "marked" it mentally to come back and disagree with, but upon second (and more careful) reading, I do agree. I believe you are saying that when someone sees something/someone they used to know, now they don't. And I would call that amnesia. [only half joking e]