it is very useful for the nation. we are waiting for the uses against our enemies around us. we want it should be used and show our powers, strength and bravery. we know every day science is changing technology and we know it will be discarded  after some times.we have expended huge sums and will not be used because it will be termed as out of date. we know that we have a weapons but our enemies are most brave than us. they are using weapons and we are on the mercy of govt, ministers, PM and PRESIDENT. it is very shameful situation in our country. enemies are killing our brave solders every day and we are hopeful that enemy will talk with us  in peace ful manner.we must be this will be useful known . if not so it is a show piece  for us.