Trailfire.com helps you annotate (via virtual post-it notes) and share multiple webpages with other users in one go. For instance, you can create a trail of your favorite news websites (like CNN.com WSJ.com, etc) and invite friends to follow your trail on their own computer screens.People can add ratings, extend the trail by adding more sites or even leave comments on your annotations.Other than the social angle, TrailFire also presents an alternate way to surf the internet where the browser consumes less memory becau