Pinterest Visits Up 40x In 6 Months; Are You Pinning Yet?

Pinterest, the invitation-only social online pinboard that lets users organize and share the things they love, has grown exponentially since it launched in March 2010. “So-and-so is now following all of your boards on Pinterest” has become a more and more common subject heading popping up in my email inbox these days, and Experian Hitwise reports that the site has emerged as one of the top 10 websites within their Social Networking & Forums category.