Izinto ezikwazi ukumelana nokugqwala, ukungcola kukayinki wokuhlunga okunembe kakhulu, ukuvikela okusebenzayo kombhobho, ukwelula impilo yombhobho.

Ngaphakathi kwesikhwama sikayinki kunesikrini sokuhlunga, esisetshenziswa kakhulu ukuhlunga ukungcola okulethwa uyinki, ukunciphisa amathuba epulaki lombhobho, uma isikhathi eside singashintshwa, isikhwama sikayinki sizowandisa kakhulu amathuba okuhluleka komlomo.