On March 12, as the U.S. government struggled to wrap its head around the emerging COVID-19 pandemic and markets floundered, bitcoin had one of its worst days in history, crashing by thousands of dollars and even hitting below $4,000 on some exchanges.  That evening, NLW and podcaster Preston Pysh recorded a conversation about bitcoin, central banks and what happens when currencies fail. Nine months later, the conversation is as salient as ever.  Find our guest online: @PrestonPysh