This is literally the only way you can do these mega projects. Otherwise they just wouldn't happen. If the design doesn't work, then they just move on to the ne

This is literally the only way you can do these mega projects. Otherwise they just wouldn't happen. If the design doesn't work, then they just move on to the next one. EG: The Future Combat System, RAH66 Comanche, The Airborne Laser, The Kinetic Interceptor, The Expeditionary Fighting Vehicle, etc...