After this https://www.federalreserve.gov/boarddocs/Speeches/2002/20021108/default.htm
Bernanke gave us late 2008 https://fred.stlouisfed.org/graph/?g=jn2l
Not following your point, what are you saying?
Bernanke apologized to Friedman for the Fed causing the Great Depression according to Friedman's monetary theories that the Fed crashing the money supply crashed inflation into deflation and unemployment.
After Lehman's bankruptcy, he caused 3 months of record setting deflation not seen since the Great Depression.
Central banking is never without a sense of irony.