Humanity would have suffered had Facebook been allowed to use Libra to privatise the international payments system. But the authorities that are now strangling Libra should look to the future and do with it something innovative, useful, and visionary: hand Libra, or its core concept, over to the International Monetary Fund so that it can be used to reduce global trade imbalances and rebalance financial flows. Indeed, a Libra-like cryptocurrency could help the IMF fulfill its original purpose.