Who's ignoring it? Once the problem is identified by someone, you fix it and move on. This already happens.
$1,300 coffee cups: https://www.airforcetimes.com/news/your-air-force/2018/10/22... Audit of C-17 Spare Parts: https://www.dodig.mil/In-the-Spotlight/Article/3948604/press...
See also, the myth of the $600 hammer: https://www.govexec.com/federal-news/1998/12/the-myth-of-the...
Trashing whole departments/agencies first and then trying to find all of the 'waste' amongst the wreckage creates more work in the long run when you have to rebuild all of the processes and try to reclaim some portion of the institutional knowledge that got flushed down the toilet for no reason.