While the average quality MAY have improved, certain vintage gear still sounds as good, or in some cases better than current stuff. If you ever have a chance to sit in front of a pair (or even one) original Quad ESL57s driven by original Quad amplification, you can tell us how much progress there has been.
I still run gear that is 40 years old in one system and 20 years old in my main system.
I still run gear that is 40 years old in one system and 20 years old in my main system.