Other countries federal reserves like to diversify into other currencies to help guard against hyperinflation. And the dollar is stable as currencies go, so peo

Other countries federal reserves like to diversify into other currencies to help guard against hyperinflation. And the dollar is stable as currencies go, so people are happy enough to buy T bills but now there are a bunch of say Kronors the US government doesn’t know what to do with, so let’s buy some oil, fish, and steel to get it back where it’s going without fucking with the exchange rate.