No not each individual EV vehicle should be developed from scratch like Tesla did, see Ford with their File-150 Lightning. A switch from ICE to EV is totally feasible for present automobiles these days. Proton can leverage on that possibility to take a position their R&D monies where by it https://cvtproton31739.anchor-blog.com/14485171/top-latest-five-cvt-proton-urban-news