> It's not weird or a subculture unless you think those labels apply to researchers. And there are a lot of researchers out there, across academics, non-fiction authors, and journalists.

I do think the label applies to researchers. And except for the case of "tracking down citations to webpages that don't exist anymore," researchers can continue to do all those things using traditional methods (which may be a harder, but still easy enough, especially if it's your job).