I have only tested the 4.0.4 USA version and cannot say if others work. I can now confirm that StartPatch 4.1 NTSC-U does work in full.
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I have only tested the 4.0.4 USA version and cannot say if others work. I can now confirm that StartPatch 4.1 NTSC-U does work [http://www.wiibrew.org/wiki/Talk:StartPatch#No_GCN partialy]
People will be asking "Why do other regions get higher versions than USA?"
People will be asking "Why do other regions get higher versions than USA?"