I have superb interconnects: 3 separate runs of plutonium tubes filled with cryogenically treated snake oil unshielded of course so I can see the radioactive glow in the dark. They sound out of this world.
https://www.audioholics.com/audio-video-cables/the-truth-about-interconnects-and-cables
https://www.audioholics.com/audio-video-cables/the-truth-about-interconnects-and-cables