The goal is not really to stimulate the economy, but to make sure there is the appropriate amount of money for the amount of economic activity, so that prices a

The goal is not really to stimulate the economy, but to make sure there is the appropriate amount of money for the amount of economic activity, so that prices are driven by supply and demand of goods and services, but not so much by the constraints of the monetary system, itself. If you get this wrong, you have price instability. Money should be the most boring part of the economy. It's just the medium. This is what crypto gets wrong. In crypto, the money is the entire economy.