User blog comment:Dengarde/The survivors who never were!/@comment-1338092-20101111173432/@comment-1973102-20101111183401

It's Gibbed's, right? I'd just put it on the desktop. Also, make a copy of the .big files on said desktop and edit those in case you mess up.

When you're done editing, just re-pack it and put it where it should go in the data folders. But again, make sure you keep a backup of the originals.