I successfully hacked a friends 4.3u Wii today. (HBC 1.0.8, Prilloader 5 rev 99, necesary cIOS)
Disc backups are working ok.
WiiWare/Virtual Console wads also run ok on the Wii's internal memory and on the friend's SD card.
Here's the issue.
My own Wii is still 4.0u and every WiiWare/Virtual...