437
Chinese EV maker BYD says new fast-charging system could be as quick as filling up a tank
(www.theguardian.com)
This is a most excellent place for technology news and articles.
Fairly unlikely, we engineer things to fail safe.
Even if so we have ways to calculate the power going in and coming out, and if there's an imbalance kill everything, that's how gfci and arc fault breakers work.