I fail to see the point really. I linked my g mail account back in July, set up some circles blah blah blah.
Bottom line, nobody I know ever uses it or logs on to check theirs either.
I think it's a total flop but wouldn't care less if it were dynamically successful anyway.
Google+ hasn't worked for me. I am still very much a facebooker!
I never tried it and don't think I really need it.