everybody has a theory

And the blame game is full-on. The Democrats might be happy being the only ones with the immediate and visible gain from the current financial crisis (The momentum has definitely, even if slightly, shifted in favour of Obama, they say). But not everybody is happy with them.
Justin Webb put up some links and I recommend you check them out.
Especially the last one. Fascinating.
Better still, check them out in reverse order.

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The truly trivial and the nearly spectacular - Chapter 4:

Lying outdoors. Head resting on cross-folded arms. A clear jet black sky and lots of stars.