Gold is a better conductor than copper and gold also does not corrode. So they actually are better cables, since the thing the cable does is made significantly easier and less prone to failure when the wires and connectors are gold and not copper or some other metal that doesn’t conduct electricity as well.
Risa is a pleasure planet in the show. Basically a planet that bases its entire economy on tourism and pleasing others. In all ways. Yes. Even that one.