Yeah, lets just pretend that progressive politics didn't deliver wins in Mexico and Brazil. And that countries in Europe with progressive politics report a high satisfaction with their government.
Democrats should just keep doing what didn't work, sure. The fact that you think Bernie sanders is a "disgruntled old communist" instead of what democrats were in the 1930s-1970s tells me that you've totally adopted republican framing on policies that are proven to work and help people and the same policies that fukking BUILT the middle class in this country.
And the original post you responded to came off as a rant to you because all of those things I listed are things that are broadly popular and nobody could argue against without coming across as a gigantic piece of shyt.
"I know you want student loan forgiveness and a tax cut, but actually here's how that's bad and you should accept the status quo"
Yeah, great message. It's worked out so amazingly for them so far.