Sanders is one of the most popular politicians in the US, and his political analysis and messaging remain as relevant and compelling as ever. But while his Tour to Fight Oligarchy is inspiring and important, the broad left badly needs a political vision that goes beyond Sanders.
Bernie is the only leftist in the Senate. So until that changes it will be impossible to move beyond him.
Reading the article, the argument is that Bernie isn’t left enough, and more radical candidates need to be run in primaries.