No not every EV car or truck need to be created from scratch like Tesla did, see Ford with their File-150 Lightning. A switch from ICE to EV is completely feasible for present cars currently. Proton can leverage on that risk to speculate their R&D monies where by it might https://martinzjmmk.nizarblog.com/34335712/the-2-minute-rule-for-cvt-proton