Somehow, the whole thing got even faster. Earlier this month, Chinese automaker BYD announced that its Flash Chargers, first rolled out a year ago, can now charge some electric vehicle batteries from around 10 to 70 percent in five minutes, and from 10 to full in about nine. That’s more than 600 miles of range in the time it takes to order a cappuccino and leave a nice tip.The new BYD chargers can add miles super quickly because they deliver up to 1,500 kilowatts (kW) per charge. Compare that to...