Report examines mobile use in sub-Saharan Africa Peter Lyons, director of spectrum policy for Africa and the Middle East for GSMA, speaks about the association's latest report on sub-Saharan Africa's mobile economy. The data, released on Monday November 11 2013, points to the region being the fastest growing in the world but having the lowest subscriber penetration rate with less than one third of people having a mobile device. Images and soundbites.