For the speaker cables you mean? What positive differences and which cable risers?
The difference might vanish if you drink more....or less
Speaker cables, yes. These are some Furutech job. I guess these : https://www.tweekgeek.com/ncf-booster-signal-cable-riser-and-rca-xlr-stabilizer/
The microdynamics are noticeably improved resulting in more relaxed and 3D instrument images.
This is in my workplace critical listening system. Perhaps less noticeable in lesser systems.
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