Comes up pretty frequently, you can search HN for 'usenet' for an infinite number of takes. Couple of recent threads https://news.ycombinator.com/item?id=37336606 https://news.ycombinator.com/item?id=36194941 https://news.ycombinator.com/item?id=31681234
Good point. Not sure why I thought I was asking some novel question.
Well, it's one of the reliable ways to summon tptacek who'll tell you what's what and why!