Hi. You might get a lot of responses here, or people might just point you to the many posts/threads on that. They've been discussed quite a bit in the forum already. There's a whole thread on their CS and products linked
here.
Many people here have been happy with them. I recommended them to my coworker a couple of weeks ago, he got his shipment in, and he was happy with them. The only potentially negative remark that I recall reading came from Phil (speakerman39), IIRC, that mentioned that the RG6 cables that they use for their premium interconnects can be stiff and difficult to manuever.