As mentioned in one of the linked discussions by ChrisArchitect, they didn't go out and actually talk to the groups they were cutting (or not cutting). The people in the field know where a lot of waste is, and having an organization, theoretically, at the level of DOGE take interest in it would have gotten things moving that just don't happen when you're 10-20 levels from those with actual authority to change policy.
He is objectively, measurably spending the majority of his waking hours tweeting, not learning or performing work of any value. There was a whole project to install a bigass gaming rig in his government office dormitory[1], because the remaining time when he wasn't tweeting he needed to play video games.
[1] https://www.polygon.com/opinion/532455/elon-musk-gaming-pc-d...
> As of November 5th, it estimated that U.S.A.I.D.’s dismantling has already caused the deaths of six hundred thousand people, two-thirds of them children.
https://www.newyorker.com/culture/the-new-yorker-documentary...