| @Envaya speaking at Stanford's @Liberationtech speaker series Oct 13: Grassroots Development and Technology in Africa http://t.co/sjJoOssY | @ Envaya akizungumza katika Stanford ya @ Liberationtech msemaji mfululizo Oktoba 13: Chini ya Maendeleo ya Afrika na Teknolojia katika http://t.co/sjJoOssY | Hariri |