Well, that's kind of a flawed idea. What if someone was eliminated after first challenge and came back on Day 37? Would they be loved or despised by tribal council? What if they win $1 mil despite being disliked by fans all the way through, and because they were on Ghost Island they couldn't be voted off? I mean, the idea has potential, but I can easily see why they didn't use it.
Exs/bad relationships would be interesting