bo1972 "They use cheap parts which we replace by superior ones"
You select, install, and promote cheap parts also that you try and persuade and convince others that they are "superior" but they are not they are only different you do this to promote you're flawed, incomplete, faulty "Tru-Fi" concept, premise, and protocol that is incomplete especially because you overlook ICSS distortion and use improper, incomplete, and poorly executed cables in your Music Reproduction Systems.