Do speaker cables need a burn in period?

Also, there is no dilemma posed by comments or claims by high end manufacturers. That’s what you skeptical philosophical guys call a Strawman argument. Please give us a break.

Uh, that’s why I removed it, Professor. Duh! Maybe you need some more coffee.

@prof

" Do we just accept that any hypothesis can be floated, and then decided by appeal to subjective impressions? "
Uhhhh, no.

But throwing around claims gleaned from the application of half-baked and mis-applied protocols isn't the answer either.
Though do agree with you that some crystal clear clarity would be awfully nice.

Prof,There have been a lot of measurements been made.  It's called our "ears" and the data has been recorded by countless of listeners all over the world. Unless you call them all liars or you say our ears are not valid instruments.