@hilde45 I could have chosen a more apt and moderate word than coerce, I guess. I believe Jim recognizes the inherent virtues of high sensitivity, but, nonetheless opts to forego that path because the price to be paid to achieve it is too high in terms of sacrifices he would have to make in other areas he deems more important.
@decooney Before I made my initial post I made sure to go to Salk's webpage to determine what characteristics a "proper high performance speaker" should embrace. Phase integrity and even frequency response were the qualities that seemed to resonate the most in his philosophy. I am not discounting his recognition of the need for strong, well made cabinetry or high quality drivers and crossover parts. I am not implying that he is a 2 trick pony at all, just to be clear.