The trip runs something like this:
Start in Kenya, into Uganda,Rwanda (gorillas), back to Kenya, to Tanzania, out to Zanzibar, down Lake Malawi, through the Tete Corridor in Northern Mozambique into Zimbabwe, into Botswana, Namibia and finally arriving Cape Town on the 31st May. Phew!
The truck will look something like this, blending right in, ha ha:
I doubt I will have regular access to WiFi (!) but you can keep texting my UK mobile as phone coverage should be widespread.