Mu rwego rwimashini zinganda, imikorere nubusobanutse ni byingenzi. Imashini zo gukata no gukubita zagaragaye nkibikoresho byingenzi, guhuza imikorere myinshi mugikoresho kimwe gita ku gukata no gukenera. Izi mashini zagenewe guhagarika inzira, kugabanya ibiciro byumurimo, no kuzamura ubwiza bwibicuruzwa byarangiye. Kimwe mubyiza by'ibanze