Quote Originally Posted by Shuggie View Post
Back came the straightforward reply that the cable is not directional as such, but "becomes" directional after about 2 weeks of use, and if turned around, will take another 2 weeks to become directional in the other direction. So direction does matter, but not for long. I hope that makes sense.
Somewhere in Russ Andrew's documentation, he said the same thing. It may have been one of his useful system guides.

If you don't believe in cable directionality, try reversing just one channel.