A simple check on Google would have told you the part of the world Zimbabwe belongs to. Zimbabwe currently has one funny and unique economic system and won't doubt if the price is even triple in that part of the world. For the entire Africa moving to bitcoin just like that is something you really need to reconsider and its even going to be faster for the advanced countries to make that happen than Africa because the infrastructure, the basic education is still behind in Africa which the other countries have gone ahead with.