sure, but as an outsider looking in - the thing that erodes my faith in the currency is not the minting of a trillion dollar coin, it's the complete disfunction

sure, but as an outsider looking in - the thing that erodes my faith in the currency is not the minting of a trillion dollar coin, it's the complete disfunction of governance that leads to a situation where this is even considered. And the harm is already done on that front. This is relatively low impact compared to other shenanigans.