Yes, the "character weakness" is a penchant for midwit /r/iamverysmart takes that are well below people's usual expectations. Surely we can agree the reaction is overblown, but as someone said, this is definitely eyeroll material.
As someone who has frequently made the mistake of overcomplicating things, I don't see anything wrong with repeatedly telling early stage founders, in all kinds of different ways, to just focus on building a product that people want.