[the_watcher]

>> welcome to the age of bulletin board.

Facebook was created as an online replacement for something that had been around in physical form for a long time. Welcome to Facebook.

[nkohari]

I think boomzilla was talking about electronic bulletin boards, i.e. BBSes and the web-based forum replacements that grew from them. (And it's an apt comparison -- forums remain an important social aspect of the web.)