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Bernie promising to take down the 'billionaire class'. Warren offering 'big structural change'.
To qus over electability, they point to Trump's victory to argue normal maths is out the window.
Biden is fundamentally the continuity candidate, offering to pick up where Obama left off. Mayor Pete, Klobuchar, Bloomberg largely in this camp.
Revolutionaries 37% [Bernie, Warren]
Restorationists 48% [Biden, Buttigieg, Bloomber, Klo.]
Reflected in fact NY Times split their endorsement this year, picking one from each camp.
GOP senators have been rallying round Trump so far, defeating all the rule changes the Dems wanted. Bodes well for his acquittal.