Scur
Android Expert
Well this is pretty neat. SBF your phone to 2.3.4, Zergrush root, and install Bootstrap, all from a bootdisk.
http://www.droidxforums.com/forum/droid-x2-hacks/41697-tool-ezsbf-dx2.html
http://www.droidxforums.com/forum/droid-x2-hacks/41697-tool-ezsbf-dx2.html