Kwinkqubo yokwenziwa kweesoftware ezifana neefriji, oomatshini bokuhlamba kunye neendawo zomoya, amaphepha e-Invis yenye yezona zinto zibalulekileyo. Iigobolondo zangaphandle, iitanki zangaphakathi kunye namanye amacandelo izixhobo zombane zasekhaya zihlala zenziwa ngamaphepha aphantsi. Ukuxhathisa kwabo ubuchule kuqinisekisa ukuba izixhobo zombane zinokwenzeka ukuba zibekho kwindawo enomswakatha. Kwangelo xesha, umgangatho womhlaba olungileyo wenza ukuba inkangeleko yezixhobo ezintle. I-gollforar yefriji eveliswa ngabavelisi bezixhobo zokusebenza ekhaya zenziwe malunga ne--} amaphepha aphantsi aphantsi, engafezekisi kuphela iimfuno zomsebenzi weemveliso kodwa aphucule ukhuphiswano lwabo lwentengiso.
