Since the advent of downriggers meatlines make no sense for sport fishing. I still know a couple of fishermen who use them, however - ex-commercial trollers who were never able to figure out how to land fish any other way The rig I like is the setup one of them put together using a Penn hand crank downrigger for a reel, mounted upside down, with a super heavy fiberglass rod in place of the aluminum boom. Looked pretty easy to build to me. Still, why would you want to