Where I am we have snow/ice a few times each winter, mostly flat, dirt, mud and paved roads. We do not have big rocks that would cause wheel lift. Rocks the size of basketballs not club chairs.
I am considering a TT front and an ARB/OX selectable rear. My thought was front would work well with TT 99%of time, but if needed I will have selectable locker in rear with TT in front. Plan is to install both at same time.