Internet Brands' vBulletin division presented an interesting graph on this topic at last year's
ForumCon conference. See slide 4 of this presentation:
http://www.slideshare.net/VigLink/ig...ion-forum-maus
For our business we recently ran an analysis of over 50,000 vBulletin sites and found that over 50% of the sites had increasing traffic rank.
We see lots of sites using Facebook to complement thieir vBulletin-powered forum in successful ways. One site leaping to mind is NSXPrime:
NSXPrime |
NSXPrime Facebook page