Isikhuselo sekona sephepha ngephepha elinye lekraft kunye neengqimba ezininzi zephepha le-yarntube ezifakelweyo, kokukhona umgangatho wezinto ezisetyenzisiweyo uphezulu, kokukhona ubulukhuni besikhuselo sekona sephepha bungcono, ngokwembono yobungcali, isikhuselo sekona sephepha asibi sikhulu ngakumbi, kodwa kokukhona ukusetyenziswa kwephepha kubhetele, kokukhona amandla enyuka.















