Mobile data access charges have fallen drastically in the last several years in East Africa, in large part to the SEACOM undersea cable arriving and increased competition between operators. Data connectivity is the new battleground, fighting not just amongst mobile competitors, but also with traditional ISPs.
In the mobile data connectivity space, each country sells either data capped bundles (or time capped bundles in the case of Uganda) that can be loaded onto a SIM card. There are out of bundle charges, priced per Megabyte or Kilobyte, but these rates are exorbitant, so anyone who connects regularly uses a bundle of some sort.Read the full story at White African.
This article available online at:
http://www.theatlantic.com/technology/archive/2010/11/the-cost-of-mobile-data-in-africa/66565/