Today on the Brief: The latest information in the Twitter hack Thailand starts using its central bank digital currency Treasury Secretary Mnuchin calls on Congress for more funds  Our main conversation is with Jon Turek, author of “Cheap Convexity.”  In this conversation, he and NLW discuss: Why the dollar has gotten stronger thanks to a savings glut from Asia How a too-strong dollar hurts other markets more than the U.S. Why globalization died in 2011 and we just didn’t realize it  How the Fed fixed the global dollar plumbing  Why there are still questions of actual dollar shortages  The detente in U.S.-China financial relations  Find our guest online Website: Cheap Convexity  Twitter: @jturek18