I did this and had durability problems; it broke twice in about eight years. I am attempting to find a contractor to run cables through the walls/attic, which

I did this and had durability problems; it broke twice in about eight years. I am attempting to find a contractor to run cables through the walls/attic, which seems to be a frustrating "send in a quote inquiry, then when I get no response in a week call them and see that they actually got the inquiry, but the guy who actually does estimates is backed up."