Agreed "no NDA excuses". Violating the terms of the Federal Government's Confidentiality Statement (that I had contractors sign when I was a USAF finance officer) can put you in jail! Violating a NDA just puts you in court. IMHO Mark values his freedom. Also, Uncle Sam plays his cyber defense cards close to his chest. After reading grow's post and following the several links
provided why do you still have doubts about DoD payment via ACS (non attributed of course)?