So this happened under Obama. People voted blue no matter who, gave Dems a super majority and they used it to pass a GOP-crafted bill that forced people to pay for useless private insurance.
The party itself needs to change and the types of candidates that the establishment supports needs to change. That doesn’t happen when they can do their pied piper thing and keep winning. And no “just one last hit” won’t let them overcome the addiction to corporate conservativism.