Because, practical (read corporate supported) democracy has always been the game where less knowledgeable ignorants via empty promises (propaganda) vote for more knowledgeable idiots, who either enrich themselves directly or via their investors (corporations and similar monied interests, including the church):

That is why today there is a SYSTEMIC problem with obesity, addiction, warfare, climate change, environmental destruction, overpopulation, resource depletion etc. etc. etc.