Has anyone heard the Shunyata Cables?

I'm looking for opininions of people who have heard or have heard of the Shunyata speaker cables and interconnects the Lyra and the Aries. I am currently using Cardas Golden Cross speaker cable and interconnects from Pass Labs X250 to Hales Transcendence 5's and Pass X1 pre to Pass X250 and Talk Thunder CDP to Pass X1. I am thinking of going the Shunyata route.Any inputs or advice would be geatly appreciated.