In case you weren’t aware, Pinterest is a Virtual Pinboard. It lets you organize and share all the beautiful things you find in your life. People use pinboards to plan their weddings, decorate their homes, and organize their favorite recipes. Best of all, you can browse pinboards created by other people. Browsing pinboards is a fun way to discover new things and get inspiration from people who share your interests. And, it’s just been updated – this update includes optimization for iPhone 3G and iPhone 3GS so that makes even more users love this app. You can download Pinterest here.