The issue of mobile call prices in South Africa is a hot topic for discussion, with few mobile users ever saying they are completely satisfied with the cost of their calls. But could voice prices be slashed when calls are carried over data? Mobile company AppChat plans to do just that, promising reduced mobile call rates once its services are launched.

You can understand why Twitter.com works when you listen to Blaine Cook, an unassuming guy who admits to being “something between chief architect and lead designer” of the site.
The Twitter micro-blogging site he helped create accepts both web-input and cellphone-input, and is probably the most popular facility for soundbite-style social networking on-the-go.