This is cool but useless right now. With the inability to root GB you would have to flash the other GB rooted files anyway. So right now it's best to just stick with the froyo SBF file and flash the two GB files and you have root.
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?