Is nuclear disarmament treaty worth the trouble?

Logic might seem that it is not possible in nature but is according to different known signatories concerned and having knowledge of the present situation of the world have a different opinion completely. With the rising war for terrorism and the competition prevailing between the nuclear states and the non nuclear states wanting to be a nuclear one, the concern is increasing day by day. The vision of having a nuclear free world cannot be immediately achieved but will take it turns molding itself with the current situation of the world. Therefore the question arises is nuclear disarmament treaty worth the trouble? Does the world need to be a nuclear free world or people are just having false hopes. The only problem in putting off the agenda of nuclear disarmament is that it keeps the nuclear bearing countries in a weak position. Is it worth the risk!