I can follow most of what you're saying about this new rigging method but would like to see a picture if possible. Sounds pretty intriguing to me. One of the reasons I've always liked a 4/0 was the additional weight of the hook, but understand about the potential of hurting the fish.
Doubtful, when 40-50 percent of the tagging study fish were recaught in the first couple of months, makes me believe these are either new fish or displaced downstream by the food