It just reinforces the image of hand-grenade Newt, ready to blow up at any moment.
Notice that our "allies" in Europe have been the biggest pushers for such a "solution" ever since it first failed back in 1947 when the UN tried to propose it. As soon as it failed back in 1947, the USA's policy should have been to abandon it and to assist Israel wholeheartedly against the Ottoman Caliphate types.
but given the politics of trying to broker a Middle East peace with a two state model