If you are interested in a different option, check out Silversmith Audio. https://silversmithaudio.com/fidelium-cables/ . No need to purchase bi-wire cables as their bi-wire adapter will do the trick. Very nice sounding.
Audioquest speaker cables
I am looking to upgrade speaker cables and wondered if anyone has compared the Audioquest William Tell bi- wire cable with the Robinhood bi-wire. What improvements (if any) did you notice?