I'm not sure how much of that is improvisation on Eric's part or how much of his original meaning was preserved in the paraphrase, either way I doubt he is involved with the development of G+.

Not that there was much wrong with what was said, but if you're after some real insight here is a recent interview with Bradley Horowitz were he touches on psuedonyms, and basically says that the service will be more inclusive as it matures: http://www.youtube.com/watch?v=j5sRC67s9fg#t=26m25s