As Chairman Bernanke has observed, in the years before the crisis, financial stability became a “junior partner” in the monetary policy process, in contrast with its traditionally larger role. The greater focus on financial stability is probably the largest shift in central bank objectives wrought by the crisis.
In particular, and with the benefit of hindsight, the current global inflation finds much of its origin in a too aggressive use of QE and in negative real rates as the pandemic started to wind down and economic activity rose.