Here's a few hundred words on why MAR 18 2008
When black people dance, they dance like this. But when white people dance, they dance like this.
You have now essentially experienced every episode of "The Arsenio Hall Show." You have also now essentially read the entirety of Stuff White People Like, a comedic blog which may have recently popped up in your inbox, forwarded to you by an enthusiastic friend (him or herself no doubt, like the blog's author, white).
My take is somewhat shorter: it's just kinda dumb.