It is also Africa 's most popular social media platform . Alan Campbell - Craig recently stepped down as CEO . He describes mobile as a ` ` revolution '' in Africa . ` No existing cable operator or TV player or ADSL ` You can build a big global tech empire out of Africa , '' he says .
It is also Africa 's most popular social media platform . Alan Campbell - Craig recently stepped down as CEO . He describes mobile as a ` ` revolution '' in Africa . ` ` You can build a big global tech empire out of Africa , '' he says .