I've seen videos of large helicopters carrying people hovering with their open tail end pressed against a hill and the front a few feet in the air, keeping the

I've seen videos of large helicopters carrying people hovering with their open tail end pressed against a hill and the front a few feet in the air, keeping the whole thing level while dropping people off on the hill, which this could have done better (less chance for error, less fuel?). I'm surprised no other helicopters have had something like 4 linear actuators that a pilot can control to get this same effect with a bit less of the automation.