Somewhat related to this, the idea has been floated that central banks could issue their own digital currency. Let me be clear from the outset, a central bank digital currency is conceptually fundamentally different from the so-called crypto currencies. It would just be another form to hold the same money.
But, if we cannot tear down barriers multilaterally, we should at least continue to tear them down between provinces in Canada, between Canada and the United States, between Canada and Mexico and, indeed, throughout the Americas.