I would think that less than 1% of users are unaware of this easter egg.
For that 1%, well done.
You can also hold z on 1 remote or all 4 remotes and achieve different intros
That's for different sounds. I put it under another category already, "Different Startup Sounds".
Ha nice. Reminds me of the old trick in Mario64 where you could control the giant Mario head.
No way!? What happens if I press the button that says "Power"?