Mubice byo gukora no gupakira imashini, ubushyuhe bwiza bugira uruhare runini, cyane cyane mugukoresha gushonga bishyushye. Ibi bikoresho byashizweho byumwihariko kugirango bishyushye ibikoresho bikomeye bikomeye kugeza bigeze kuri leta yashongeshejwe, kwemerera gusaba byoroshye mubikorwa bitandukanye byinganda. Nkigice cyibanze mu nganda zipakira, gusobanukirwa uburyo ubushyuhe bushonga buhitana