This is true as long as your currency is a reserve currency and people are willing to access it, buy bonds denominated in it, etc. The central bank can print mo

This is true as long as your currency is a reserve currency and people are willing to access it, buy bonds denominated in it, etc. The central bank can print money and inflate debt away as long as it's seen as the asset of last resort. The credibility of the US government becomes critical in maintaining this.