The explanation is pretty non-partisan: https://www.bls.gov/opub/mlr/2023/beyond-bls/what-caused-inflation-to-spike-after-2020.htm

And I really can't take anyone seriously who complains of "Biden's lies", when they turn a blind eye to the pathological lying shitstorm of trump. If that's the case, may as well be honest and just say you don't care who's dirtier, so long as it's the party you were gunning for to begin with.