It works better on simpler images though. For example, a VCA poster, the audio, and the spectrogram. You can actually read the damned words, at least the ones in 60 point font.
This is so fucking cool. I will be playing a lot more with this.
*edit*
A different, and far simpler, really old VCA poster I had sitting around: http://www.megaupload.com/?d=HLCCNBM6
For those who don't want to download zip files, it started with this picture:

That picture got turned to sound. When the sound is run through a spectrogram, this is the result (using a different spectrogram program than the screenshots in the zip file, just to see):

You can actually read the damned text. I am about to cum. Yes, I actually am that much of a nerd.