This:
http://us.codejunkies.com/Products/GCN/Wii...__EF000589.aspx
and this:
http://www.youtube.com/watch?v=P6rMwVwAMjc
Does not work with the Wii for booting backup GC Games.
The ISOs are not stored on the SD card, if that is what you are thinking.
If you can prove me wrong, I will be...