Originally Posted by Hi-Fi Low-Life
I don't find it very informative. They use an outdated MP3 encoder, feed it test tones rather than music, and draw conclusions about the quality of the resulting MP3 without ever conducting a listening test.
My favorite comment about that article was posted by j7n at
Hydrogen Audio: "They used JPEG on the spectrum charts. That about sums it up what they know about data compression."