Even Clinton was about ready to move on it. It doesn't much matter how secure you really are, so long as the people involved on all sides think you're secure. But that seems incredibly wasteful. You're missing the point again. You have to spend the money on stuff that people believe will do them some good, even when it really won't.
Missile defense is easy for people to understand.
The bad guys shoot a missile at you, so you shoot it down. Seems easy if you don't understand the technology involved. And if Russia or China or the Europeans don't like it, well, that's a small price to pay. All Rights Reserved.