Pinterest, an online bulletin board that allows users to share links and images, continues to...

|By:, SA News Editor
Pinterest, an online bulletin board that allows users to share links and images, continues to grow at an eye-popping rate. Compete.com estimates Pinterest's unique visitors rose 429% from September to December, to 7.2M. Moreover, Pinterest now accounts for an estimated 3.6% of all referral traffic, more than Google+, YouTube, and LinkedIn combined, though still well behind Facebook's (FB) 26.4%.