I can think of a few reasons 1) Geopolitical - if there was a widely accepted, regulated global currency that is relatively non-volatile, pegged on a basket of

I can think of a few reasons 1) Geopolitical - if there was a widely accepted, regulated global currency that is relatively non-volatile, pegged on a basket of assets, I think many countries would gladly do cross-border trade in that rather than USD. I don't think Libra will be it, because it's perceived as being Facebook coin. But an effort from central banks could be it. 2) mainstream programmable money doesn't really exist, neither do microtransactions, or access to the financial system for many of the world's poor