Ico cigwa cerekana ko mu bantu bavutse mu myaka ya mbere ya za 1900, abagabo: Bashobora kwiyumvira kunywa inzoga barenga incuro kabiri abagore (incuro 2.2) Bagaragaza impungenge zo kugira ibibazo biturutse ku kunywa cane, bari benshi incuro gatatu ugereranije n'abagore.
