It is quite difficult to ascertain the gist of the original article as alluded to by wale. There was initial comparative assessment to dubai's artificial island development of the 'world', concluding with sentiments of exile and homelessness as reasons for their origins. There seem to be two issues; civial engineering dexterity and history. would be prudent on the reporter to engage each with shrewd detail. See David F post or contact him to cover a comprehensive, educational and informative article on the Langa langa origins, market economy and social structures. its a ripper!