I've never talked so much to my kids since I joined Facebooks. I think they go to "chat" to their mates and realise that "the folks" still exist. I have had one or two sarcastic comments such as "mother, how can keep one's street cred, with you around?", but it was they who invited me, so...

Join, it's good fun and bit by bit, friends of years ago are starting to creep out of the woodwork. I reccomend it, wholeheartedly