Quote Originally Posted by RGA View Post
No one else does this.
Except of course for Sound Lab. While Dr. West doesn't market cabling himself, the backplates can be cabled with whatever cable you choose:

"The customer is invited to assist in choosing some of the critical parts, such as the type of internal conductors and speaker posts. The color of the framework and the type of grille treatment are other areas in which the customer may participate. "