I suppose that heading is a bit startling coming from me this fall Sunday but I mean it. In literature, deus ex machina refers to a plot device which resolves what appears to pose an intractable problem. And, as I explain, I think Obama is ours — a character who appears out of nowhere with a cast of appointees so preposterous and an agenda so irrational and offensive to Americans that he has shocked us out of our torpor, inducing millions of us out of our comfy chairs and to the barricades.