Blame the all-powerful left!

(updated below - Update II)

I have a contribution this morning to the New York Times examining the Scott Brown victory, and I'll post the link to it once it's up.  But for the moment, I want to address two equally moronic themes emerging over the last couple of days which seek to blame the omnipotent, dominant, super-human "Left" for the Democrats' woes -- one coming from right-wing Democrats and the other from hard-core Obama loyalists (those two categories are not mutually...