The rampage isn't going to save money on net, and even if it did, it would amount to a fart in a hurricane.

Like.. we could just personally tax Elon a little bit more while changing nothing else and recover more money, most likely.

Elimination (or indefinite pause) of the CFPB that was a trade of 21 billion in consumer savings for like 750 million in expenses.

If they wanted to improve efficiency, there's an easy place to start: the IRS. And you wouldn't start by firing, you'd start hiring lots and lots of people.