Facebook has nothing about me but my name. I did not enter my address, phone number, city, employer. I've also got the privacy settings pretty much locked down, and I check the regularly. Dear Mr Zuckerberg seems to make changes on a whim.

FB was invaluable to me when my Dad was dying. A friend up in Washington sent me messages regularly, helping me cope while I played "the strong one" for the family (she had lost her Dad a couple of years ago). Other friends posted prayers, wishes or just hello, we love you notes. It meant a lot to me.

Like anything else, FB is what you make it. If you post every intimate detail of your life, the world will know it. Same goes for posting on TE......