Nthawi Yowerengera: 8 mphindi M'zaka za ntchito zakutali ndi kulumikizana kwa digito, anthu ambiri akusankha kupeza chitupa cha visa chikapezeka cha digito cha anthu odziyimira pawokha omwe amawalola kugwira ntchito kulikonse padziko lapansi. Ma nomads a digito, monga amadziwika bwino, gwiritsani ntchito ukadaulo kuti musiyane ndi chikhalidwe…