Dustin has introduced an innovative tool called GitHub Sync, designed to track and manage a user's GitHub projects efficiently by synchronizing all their public repositories. Once the synchronization process is complete, users can access Dustin's current public repositories in a designated directory and, by running the sync periodically, can keep track of any new repositories added while existing ones are updated. To stay informed about Dustin's updates, subscribing to his Atom feed is recommended. The tool and its benefits are highlighted in a piece written by Chris Wanstrath, also known as @defunkt.