The reason they are so disappointed is that because they thought once they got a true lib into true power (which they’ve done) he would show himself to be a Chavez or a Castro.
They were waiting to hear in this speech that BP would be destroyed, the troops be commandeered to the coast and people were being arrested. When they didn’t, their radical bloodlust was angry.
Chrissy himself said Where was the power?
Agree-they are angry that he’s too conservative. That means no help to the conservative cause from their discontent.
Some liberal disappointment was due to the increasing body of evidence relating to the President's incompetence. This was among only the relative sane liberals, however.
Among the insane wing of the Democrat party -- about half of them, it would appear -- the source of their disappointment was as you say.
Their Messiah failed to a.) seize BP and b.) shut down the rest of the oil industry (he only snuffed the deepwater offshore business). You can read their comments on some blogs and articles. They wanted the supply of petroleum to dry up -- so we would be forced "to go green and save the planet."
I suppose they all already have their bicycles, their wood stoves and eat cold tofu.
There is a strain of insanity abroad in the country...