If you haven’t read his resignation letter, you ought to. Unconventional threats require unconventional thinking. I’ve never met a terrorism expert that didn’t support the type of “thinking outside the box” exploration this program represents. Additionally, once most privacy advocates invested the effort to educate themselves on the project, they had limited objections. Politics and public perception impact government projects all the time, I just hope those that want to restrict the exploration of new ideas are willing to live with the consequences.