It is therefore quite possible that some of these developments will cause changes to occur in one or other of the transport techniques or technical solutions that we have described, or that they will have progressed further than we have assumed, or even that circumstances will have caused them to take a different course.
Kungenzeka ukuba oluphuhliso lakwenza utshintsho olunokuvela kubuchule bezothutho okanye isisombululo sobugcisa esesichazwe okanye zakube seziqhubekekile kunokuba sicinga okanye imeko enokubangela ufundo olwahlukileyo