I can do this all day long...

You thought that the Rune Goldberg Creme Egg smashing machine was pretty good? Now watch this.

In this video, the maker has set up various levels on Super Mario World so that various bumpers and objects keep Mario moving, jumping, flying and bouncing over in-game objects at very precise timing, so that each object's bounce-noise forms part of the percussion for a spliced-together medley of chirpy anime soundtracks.

Boing Boing thinks the maker is showing off and saying "I can do this all day long."

Indeed, it is such a long and complicated video that it seems to me that this is all the maker must do all day long: