"We'll find a material we like and do everything wrong with it until something comes out right, " says Simon.

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And it's a testament I think to that well-defined agenda that two years later we're seeing all these deliverables take place that are taking a whole bunch of nuclear material out of vulnerable positions that could fall into the wrong hands.

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Others though, like Rouiller, say that while online material can put an individual onto the wrong track, ultimately there is almost always a terrorist "mentor" who plays a key role in pushing someone towards violence and that mentoring almost always takes place face-to-face, in somewhere like a mosque, high school or university.

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