Amazingly, this "most unwanted music" contains little dissonance -- that would have been too easy. For the most part, they seem to have tried to assemble these elements in a listenable way.
http://blog.wired.com/music/2008/04/a-scientific-at.html
From the Upcoming ueue, submitted by JKirchartz.
I don't find it annoying at all.... when it ended I missed it, and played it again! It's fun and whimsical; there's all kinds of very, very similar bubbly, fun, crazy music on Greasy Kid Stuff on WFMU.
http://www.wfmu.org/playlists/GK