The deflation argument: 1) If value of X increases relative to Y, people with X that want Y will wait to trade for X. If we make X money and Y some good and y

The deflation argument: 1) If value of X increases relative to Y, people with X that want Y will wait to trade for X. If we make X money and Y some good and you have the deflationary spiral argument. But notice that the structure of the argument is unchanged if we make X a good and Y money. What does this suggest about the argument?