Speaking of someone who has been on the receiving end of lots of research money throughout my career, still...$6 billion is a lot of money, and it should not be wasted. I agree with the original article that a new particle collider probably is not what we should do with this money.
[1] (and yes I agree it's too much--go fight that battle if you like, but you probably won't win a single cent back)
The military's budget for Research, Development, Testing, and Evaluation in 2016 was 69B, or 11.9% of the total budget.
https://csbaonline.org/reports/research-development-test-and...
https://www.aip.org/fyi/2018/fy19-budget-request-defense-st-...
https://en.wikipedia.org/wiki/Military_budget_of_the_United_...
sure there will be research, and some of it will be open, but all the research behind closed doors does not enjoy the scrutiny of normal research, so there is plenty of opportunity to waste money on nonsense "research" ...
Just like I'm sure 20 years ago a market researcher was convinced he was doing "pure" research...