So if an italian has a better solution, then DARPA have failed on your point 1. because he can use that against americans (i.e block their spectrum), and DARPA

So if an italian has a better solution, then DARPA have failed on your point 1. because he can use that against americans (i.e block their spectrum), and DARPA won't know about it. Citation on your point 2. Where does it say anywhere that Government can only spend it's money on employing Americans?