Why do NOS Tubes sound better than new tubes?

Is manufacturing really that backwards in todays techno world? What is the real reason that todays tubes cannot equal the tubes of yesteryear?

tubed108-26-2011 2:39pm

ait Details Discussions Posts This discussion Message User 480 posts 08-27-2011 at 03:47pm Copy Comment URL Report Comment Edit Delete They were also allowed to use hazardous materials and work processes that would never be allowed today.