Hacking 2 GCbooter questions

[gaph2000]

2 Quick questions:

1) How do I choose which game tonrun from a multigame disk?
2) Can I run the backup straight from the Disc Channel?

 

[linkinworm]

when u burn the multigame ISO the cmios will load and recognize its a mutigame you press left or right to select the game. and yea they will run from menu if you install cios30 or use waninkokos menu patcher