“Another thing to worry about, when the voltage drops you can not get out of car. Heard of a case or two where driver burnt inside with rescuers unable to help victim out of car after an accident and electric actuated door did not work”
Source? Doors are not electric actuated!
Um, there’s a number of modern cars that have electrically actuated mechanisms.
Electric car where driver died because of electric door release mechanism:
https://abcnews.go.com/Business/man-burned-alive-fiery-tesla-crash-door-open/story?id=66498159
Gasoline car where a sledgehammer (not a rifle - sorry, got confused with another similar report) had to be used because of electric door release mechanism:
https://www.techdirt.com/articles/20030512/1530243_F.shtml/
https://www.smh.com.au/technology/computer-glitch-traps-thai-minister-in-bmw-20030513-gdgr7n.html