Ukuba wonke lo msetyenzana wokuvavanya ulwazi ubufana (besingasebenzisanga iswekile eninzi kwelinye ixesha size sibuye nganeno kwelinye ixesha, okanye sibe besingazamisanga kwelinye ixesha njalo, njalo.), besiyakutsho sibenobungqina obupheleleyo bokokuba ubushushu bunefuthe ekunyibilikiseni iswekile ngokukhawuleza.