Read other letters about this article
yeah, I saw that. But I sense it was also aimed at some of his former colleagues in the Senate.
I think (hope) Obama actually means this generally, regardless of the problem (economic, foreign relations, etc), or where the 'helpful advice' comes from.
I have not read the blind Obama apologists Greenwald refers to, but this comment from their Hero seems to indicate that Obama himself wants to hear input from a wide range of sources. To his credit, he has explicitly stated a fear of becoming walled off and isolated in the WH.