All friends who used, five years ago, to try to browbeat me into joining Facebook no longer do ......!
Parties and functions that I don't hear about because it was only announced on Facebook are not a problem- when I'm invited face to face,
by email, or with a phonecall, I know that someone wants _me_ to be there, rather than just a crowd of acolytes.
Facebook is, most of the time, a circle of people, patting each other on the back, chanting "Aren't we wonderful"....