Does Iranian citizen journalism report or distort?

Whose voices are really being suppressed? Al Jazeera sees the US's wish to overthrow Ahmadinejad, as well as the tech-savvy nature—and wealth—of the protesters as reasons for caution.

For a background on the US overthrow of Mossadegh—which Obama referred to in his Cairo speech, go here. For background on the US's recent "demonization" campaigns against Iran, go here.