One of the things pointed out that they identified when certain plans (eg. missile defense system) was not useful, and also that the sound heard during the 'sonic attack' were crickets.
The cricket thing is just a hypothesis; the article itself says that, "No definitive cause of the illnesses has been determined".
I don't have a dog in this fight, I'm just kind of skeptical.
I'm mostly skeptical at the skepticism. Why wouldn't one want to retain world class researching talent to be queried at a moment's notice regarding anything that could possibly threaten the country?
Reminds me of Nixon trying to get rid of the Tea Tasting Board.
https://www.nytimes.com/1970/05/13/archives/nixon-drops-plan...
And you don't think the people in charge of keeping nukes safe saying they are needed to keep the nukes safe justifies their position?