"Stuart has a long history in academic psychoacoustic research, so it’s no surprise that he would base a new encoding technology on how we hear rather than simply by pursuing refinements to existing digital architectures."
Since most all of the examples of music demonstrated were from legacy redbook files, those who heard it were hard-pressed to make any definitive statements. The main objective, as I understand it from Dr. Mark Waldrep (Aix Records), is to better implement filtering (brickwall & apodizing) so as to improve impulse response & pre/post ringing.