Isixazululo esihlukile sokugcinwa kwamapuleti wesisindo, i-footprint encane ivumela izinguquko eziguquguqukayo eziguquguqukayo ngenkathi kugcinwa ukuhambisana nezinhlobo ezahlukahlukene zamapuleti wesisindo. Ngenxa ye-DHZ enamandla yokuthenga nokukhiqizwa, ukwakheka kohlaka kwemishini kuhlala isikhathi eside futhi kunewaranti yeminyaka emihlanu.
