Up until early March, the debate in the Fed outlook was whether or not inflation will continue to run hot enough in order to vindicate the "6% trade" in markets. That in itself was already an evolution from the start of the year, when markets were not even really considering above 5% rates.

It was all about the higher for longer narrative but after the collapse of SVB and Credit Suisse's rescue, the expectations for the Fed outlook has completely shifted. The prevailing narrative now is lower and sooner instead. Here is a great time lapse of that via the Fed funds futures' implied rate path (h/t @ James Eagle):