shadorne"Obviously if a manufacturer could prove their high end cable to be audibly superior to others then you can bet one or more of the hundreds of manufacturers would be offering demonstrations"
Actually the simple and easily shown proof of this matter is that both manufacturers and audio dealers perform these kinds of demonstrations all of the time so what you might consider is actually attending one of these demonstrations using an actual Music Reproduction System and see and hear for yourself that you're information here is profoundly misinformed but of course it is easier to simply proselytize from the comfort of your easy chair than actually undertake any listening tests.