A protester making the peace sign
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What has sparked the revolutions?

How have new media and a vigorous political culture helped create and shape the revolutions in the Middle East?

The street violence and repression continues in Libya with the outcome for the Gaddafi regime unclear but it seems that the entire culture of the Middle East has changed.

From Al Jazeera TV to Twitter and Facebook, it's clear that this new generation is angry.

Paul Mason assesses how new media and a vigorous political culture have helped create and shape these new revolutions.