The downside is that you lose seigniorage (basically the "tax" the government gains from printing coin), so now the country gives that to the US and can only ta

The downside is that you lose seigniorage (basically the "tax" the government gains from printing coin), so now the country gives that to the US and can only take money from debt and taxes This is, of course, a different way to name the "lack of control" you mention