I would say Google+ is a core product for Google now. The OP submits this article to back this claim up: http://www.oregonlive.com/business/index.ssf/2011/06/go

I would say Google+ is a core product for Google now. The OP submits this article to back this claim up: http://www.oregonlive.com/business/index.ssf/2011/06/googles_ex-ceo_admits_underest.html http://www.oregonlive.com/business/index.ssf/2011/06/googles... Eric Schmidt admits he "screwed up" by not seeing the importance of social and the threat of Facebook. If Eric Schmidt really lived the problem (http://vaughan.io/post/10476571077/live-the-problem http://vaughan.io/post/10476571077/live-the-problem) he would have been actively using Facebook and Twitter too and would have reacted faster.