Zero rates for years was a definite policy mistake that contributed to bubbles, speculation and inflation. However the FED has stayed with 5.25% for way too long and this is probably why.

They are keeping the returns high for the banks they work for while crashing the economy of the country. They should all be fired, the FED disbanded and let the marketplace set short term rates, as it does long term rates.

The Fed Posts Historic Operating Losses As It Pays Out 5.40 Percent Interest to Banks