Islamic punk was just an idea in a novel by a disaffected Muslim convert – but for the bands he inspired around the world the scene became real. Now, as The Taqwacores is about to be released, has the scene has already betrayed its ideals? There was a time when the words “Muslim radical” painted a clear enough picture – a young man strapped with explosives, perhaps, or a bearded cleric calling for Sharia law from Land’s End to John O’Groats. But things have changed. The protestors of the Arab Spring are both Muslim and radical, as