Here is a working example of doing diff patches on PSDs. http://www.codediesel.com/tools/transferring-psd-files-quickly/ http://www.codediesel.com/tools/transf

Here is a working example of doing diff patches on PSDs. http://www.codediesel.com/tools/transferring-psd-files-quickly/ http://www.codediesel.com/tools/transferring-psd-files-quick... I've never tried it.