Xbox 360 Commander Beta Rev. 20 is released. Xbox 360 Commander is a Windows utility to backup/restore, transfer on and format Xbox 360 hard drives.

Xbox 360 Commander Beta Rev. 20 Changelog:
* Made several changes to deal with the corruption of larger hard drives. Can’t really test the changes so I would like to here from the people having problems.
* Also cleaned up some of the progress bar issues.

Download: Xbox 360 Commander Beta Rev. 20
Source:Here