You can print an unknown but finite amount of money before hyperinflation sets in. It's not actually free money, just another finite resource that can be drawn

You can print an unknown but finite amount of money before hyperinflation sets in. It's not actually free money, just another finite resource that can be drawn - the credibility of the US government's promise to pay. And like every other finite resource that doesn't come with an accurate accounting system, it is being overexploited, and will come back and bite us all eventually.