Policy wise, there is pretty much a super majority of Americans that support actual progressive policies

There's a huge trust gap in implementation. That's why Donald Trump threaten a national victory via votes from dying Boomers convinced he's going to unleash fantasy free health care technology while Bernie Sanders can't squeak through a primary on the promise of increasing Medicaid enrollments.

People may want the same things, but they are deeply cynical in who they trust to deliver those policies.