No not every EV motor vehicle have to be developed from scratch like Tesla did, see Ford with their File-150 Lightning. A change from ICE to EV is completely feasible for current vehicles these days. Proton can leverage on that probability to speculate their R&D monies wherever it would count.] https://cvtproton85183.blogpostie.com/55642482/the-ultimate-guide-to-cvt-proton