The immediate aftermath of Osama bin Laden's death may propel more jihadi violence, but robbed of its most potent symbol the romance of revivalism is set to dissipate. Is the worldwide Islamic upsurge petering out? Is Huntington’s Clash of Civilisations heading towards decisive resolution? These may seem premature conjectures, for after all only one of the heads of the hydra-headed monster of jihadi terrorism has been chopped off.