EGSonikku writes "While not a hack of the WiiU directly, it is possible to use original Wii homebrew on the WiiU by booting into "Wii Mode" and using Comex's "Stack Smash" exploit. It is surprising that Nintendo didn't patch this "ancient" exploit, but WiiU owners may appreciate being able to use all their old homebrew and emulators on their new WiiU console." Link to Original Source
The most exciting phrase to hear in science, the one that heralds new
discoveries, is not "Eureka!" (I found it!) but "That's funny ..."
-- Isaac Asimov