> Apparently the headlights didn’t automatically turn off after I left the car<p>Do any cars made in the last 20 years leave the headlights on after removing the key?<p>> If you mess up this “jumper cable” configuration, the battery can explode and send acid everywhere. This is ridiculously unsafe, especially considering that the battery is so close to extremely flammable gasoline.<p>Yeah its a good thing every EV made doesn't have a similar battery to bootstrap the car which would also do the same thing if you jumped it backwards.<p>I get the premise of this article, but its pretty lame.