Hi, I am really into making customs for Guitar Hero World Tour on PC, and I've got functioning customs (only replacing old songs though). What really bothers me is that I have separate guitar, bass, drums, etc tracks, so I looked into creating my own multichannel FSBs. I decrypt the old FSBs, create my new FSBs and encrypt them back using the keyfile from the original FSB. Everything goes fine, music plays, even the channels are split, but there is one thing. The FSB containing guitar and bass tracks is playing a little bit faster and causing it to go off sync. When I pause the song, it goes