Point, A Chrome Web Browser Plugin for Easily Sharing and Discussing Web Pages

Point is a handy Chrome web browser plugin by Aneesh Bhoopathy, Ashwinn Krishnaswamy, and Phil Ditzler that allows users to easily share and discuss web pages. Pages can be shared with specific users that also have the plugin, and then those users can discuss the material on the page and share highlighted passages.

via Michael Arrington