Probably because the Cathedral of mainstream liberalism has been mortally wounded over the past decade. That has rapidly accelerated as of late and you're seein

Probably because the Cathedral of mainstream liberalism has been mortally wounded over the past decade. That has rapidly accelerated as of late and you're seeing the last dying breaths with the rise of populism on the left and right. Maddow used to have much higher ratings. AOC for example is not part of mainstream liberalism. She is at the vanguard of mainstream popular leftism.