This is dynamite in understanding the reality of the Bernie phenomenon. And the Perfesser adds his usual invaluable gloss. These Bern-feelers don't even support single-payer as much as Hillary's supporters do. CDS all the way.
Update: And what does he do if she absolutely crushes him in California (and, of course, New Jersey), as she did in New York? Is there the faintest glimmer of a hope for actual grace?