I just found this video... I think it's real...
http://wii-scene.blogspot.com/2008/02/hello-world-wii.html
http://wii-scene.blogspot.com/2008/02/hello-world-wii.html
It's hello world. Please go away now after the comment you postedit looks pointless.
A hello world is pointless AFTER what we already have. A hello world demo should come before an ELF loader or any other text you could make it say.