Yes, yes, it's a video featuring someone with a Wii Remote, a mac and a bunch of DIY software, just like all those other videos on YouTube. BUT, this one is actually quite good, and doesn't feature any theremin impressions. There's plenty more on Yann's Blog, if you can put up with posts like: "I’m currently in Paris with my brother Cory doing original music and sound design for a play written and directed by our cousin Fabrice. It takes place on the grounds of a 13th century abbey..."
Posted by Tom Whitwell.