... For exemple: you can't go prone if you don't have enough space aroud you, or you can't turn around while in prone position if there is not the effective space to do it (even COD games have this kind of features) and also: turning around while you're prone shouldn't be so fast as while you're standing...
Sometimes, when you're playing a urban map in Ost, and you're cleaning a building, you can see coming through a wall the legs of the soldier that is camping prone on the other side of the same wall (and if you shoot the legs you can actually kill the soldier on the other side)... So the implementation of a system like i said before should resolve the clipping bugs and also improve the realism of the game...
Sometimes, when you're playing a urban map in Ost, and you're cleaning a building, you can see coming through a wall the legs of the soldier that is camping prone on the other side of the same wall (and if you shoot the legs you can actually kill the soldier on the other side)... So the implementation of a system like i said before should resolve the clipping bugs and also improve the realism of the game...