Because for all the big talk and anti-rich/anti-corporate talk that many Dem politicians preach--they aren't really willing to do anything other than talk about it in order to get votes.
Republicans aren't out to help you. Democrats aren't either. And most of Lemmy is too busy playing PokemonGO, to actually do anything close to a revolution that would change anything. They'll talk about it, upvote it, but they won't actually do it. lol