WOW. I am glad that you are ALL KNOWING, and can see the future. Could I rent some time on your crystal ball? I have some stocks I want to pick.
As far as curtailing the spread of technology. You are right that it is impossible to keep it from spreading. However, the technology is now so dangerous to life on this planet, that we must do what we can to suppress or eliminate those people who are most dangerous in potentially using it against us.
Why hasn't he used them yet (he's had them at least since the Gulf War)? Why hasn't he blasted Israel, sworn enemy of Islam (even though he is not an Islamic fundamentalist)? Why not Kuwait? Americans have had troops over there for twelve years, why hasn't he used them against the Americans?
There are only two explanations: that he either does not have them (and I'm sure he does); or that he is not inclined to use them unless threatened.