INSIDE THE BITCOIN REVOLUTION IN AFRICA'S LARGEST SLUM - YouTube Deep in Africa's Largest slum, Kibera, more and more Kenyans are using Bitcoin as money. Why is this? I spent a day spending Bitcoin and chatting to merchants in one of Africa’s densest informal settlements. No ID. No bank. Just bitcoin. This is real-world use: recycling-for-sats, food stalls, boda rides, and a grassroots circular economy led by locals.