And besides this it’s not like there’s no labour aristocracy that primarily gains from this while other working class groups get much less and get ideologically gaslit about not being members of some potentially either fully corrupt or workerist union with zero radical ultimate aims.
Even the global North(west) contains highly exploited groups with only a minority getting the benefits.
They don’t just think they’re low information voters, liberals make completely casual attributions to low IQ i.e. scientific racist garbage but completely normalized.