Pinterest, the online pinboard, has attracted 15% of internet users to its virtual scrapbooking. Whites, young people, the well-educated, those with higher income, and women are particularly likely to use the site. Pinterest is equally popular among those 18-29 and 30-49 (19%). Women are about five times as likely to be on the site as men, the largest difference in gender of any site featured in this report. Read the rest at Pew Internet & American Life.