A modern interpretation of the apple-orange

Not long ago Dubner blogged about the various knock-offs of the apple-orange concept.

Here is one that is a little different — is there perhaps a bit of onion thrown into the mix for good luck?

The website must be gettting a lot of traffic because a whole bunch of Freakonomics blog readers have already been in touch to alert us. I have never heard of an MP3 blog. I suppose if I love my iPod I should also love MP3 blogs.