Dollar Shortage Will Only Be Temporary? Flood of Dollars Coming?

During this comprehensive interview, Jason asks Lyn a lot of questions about the global economy including: the shape of the global economy before the coronavirus and the precarious state of the US Dollar now that the Fed, the US Treasury & Congress seem to want to do trillions more in fiscal spending. 

Is the Dollar shortage only temporary? Did the global economy slowing down a lot all of 2019 help cause the September 2019 Repo Madness problems?

- Source, Wall St for Main St