There is no limit to Google+. The number of users is growing rapidly, updates are now spreading more quickly and finally we have business pages, so now business pages are popping up rapidly. Everything is big when it comes to Google+, even the discussion whether or not it will succeed. Opinions differ, but in general you can say that the expectations are that Google+ will succeed, even if you aren’t using it now. After all, sooner or later you are going to end up using it… right…?