[ThrowMeDown01]

The term "Facebook" is not nearly as generic as "hackernews".

[justinsaccount]

Really? It's literally a generic term https://en.wikipedia.org/wiki/Face_book

[greenyoda]

Yeah, when I was a college freshman in the 1970s, I got a printed directory of my classmates' names and photos which was informally called the "Face Book". By that time, it was already an old tradition.