>>I've never heard contemplating upgrading audio equipment called worrying and of course the problem I have is not really a problem at all as you have pointed out.

That was my mistake. I was posting in a hurry and mixed up two threads. Ignore

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8