I’m not sure I get the point. Company is a broad term. I don’t see how MakerDAO is not a company.
Company is actually not a broad term, it's a legal term with a specific meaning. MakerDAO is not a company, it's a smart contract. If you want to use terms that loosely it's going to be difficult talking about this stuff.
Using crypto-tokens is simply a technologically vastly inferior way of tracking debts, not a new currency.
But ultimately that's the thing that you're arguing here, so you can't simply state it as a premise. That's the classic meaning of begging the question.
The apparent fraud is the only way this makes economic sense.
That came out of nowhere, this is the first time an accusation of fraud has shown up in this discussion. What fraud?
Why is it "a lot for a virtual currency?" What's the typical energy usage of a virtual currency?
In 2019 Visa used 740,000 gigajoules of energy, which is equivalent to 6727 households (google dug up a figure of 110 Gj/year for that). So this really doesn't seem like a lot for this kind of thing.