More than oil, Saudi Arabia’s chief export is Wahhabism, which it has promoted around the world through its embassies and mosques to eventually be cloned by jihadist groups, like ISIS. - http://www.thedailybeast.com/articles/2014/09/15/to-beat-isis-the-arab-world-must-promote-political-and-religious-reforms.html?via=mobile&source=twitter