Bio not provided
"It is, of course, hard to tell how many of these users are active Google+ users. Chances are, only a fraction of those who signed up are actually regularly using the service, but Google has never released those numbers and isn't likely to do so anytime soon."
I wish pundits would quit saying this like it's a G+ stats problem. You referenced Facebook's 800 million user base...do you think all those are active as well?
Second, *I* am considered an "active" user of Facebook and that is because I *have* to to use it to be in touch with many of my friends.
1 year, 3 months ago on 100 Million "Users" Later, Google+ Gets the Daily Show Treatment