Secret military technology as groundbreaking as the tank and airplane were  
noonespecial: FTA:
"I'd love to go through the details, but I'm not going to," Woodward replied.
The details, Woodward says, would compromise the program. This clearly indicates that it is not like the airplane and tank. The difference is that with the airplane and tank, even when you know the enemy has them, you're still hosed. If knowing about this "secret" is all it takes to stop it from working, then its not very revolutionary at all.