Once again a "null test" like this, completely disregards the fact that lossy codecs such as MP3 use a psycho-acoustic model to determine which frequencies can

Once again a "null test" like this, completely disregards the fact that lossy codecs such as MP3 use a psycho-acoustic model to determine which frequencies can be discarded with minimal impact to what humans actually hear, and is therefore misleading if considered as a means for judging the audio quality of a codec... mildly interesting as an art project though.