I've never used XLR interconnects, but I do remember auditioning the single-ended Topazes and Rubies from about 20 yrs ago, and the AQ Rubies were obviously better. Any chance there's less audible difference with balanced?
I would think something as modest as Kimber Hero would trounce Topaz.
I would think something as modest as Kimber Hero would trounce Topaz.