M'zaka zaposachedwa, makina opangira maswiti a thonje akhala mwayi wabizinesi wopindulitsa pamsika. Makina atsopanowa asintha njira zakale zopangira maswiti, ndikupereka mwayi wamabizinesi opindulitsa kwa opanga komanso maswiti osangalatsa komanso okoma mwaukadaulo kwa ogula.