same here,rev 10 dasn't work on my wii,even my old loaders won't work.
also above usb loader 1.1 wont work on my wii,it seems it won't see hdd or partition above 450(500) gig,even WBFS Manager 2.1 won't see my hdd in windows,older programs do tough.
so i am gona make my terabite samller and see if it works then.