This is funny, because I haven't received an invite yet (and I'm a longtime GMail user). A couple of my friends have G+, but never use it. They created profiles with great excitement, but in a couple of days it petered away.<p>Until I can try it out it's hard to believe all these numbers. Only time will tell, I guess; but one should be wary of the people who chase the next shiny thing, for they are fickle indeed.