Ebunjiniyela bemishini, ukuhlanganiswa kwefenisha, noma ukulungiswa kwansuku zonke, ukukhetha izikulufu kubalulekile. Wake wazibuza ukuthi yini umehluko phakathi kwesikulufa sekhanda le-hex nesikulufu sekhanda lesokhethi? Nakuba zingase zibonakale njengamathuluzi alula okubopha, zihluke kakhulu ekwakhiweni, ekusetshenzisweni, nasezimfuneko zamathuluzi. Lesi sihloko sizocubungula izici zalezi zinhlobo ezimbili zezikulufu, sikusize uqonde kangcono izici zazo ezinhle, ezimbi, kanye namacala okusebenzisa afanelekile, ukuze ukwazi ukwenza izinqumo ezinolwazi kakhulu kumaphrojekthi akho.