Silver, shiny, covered in glittering LEDs and aesthetically futuristic, Mercedes' latest unveiling isn't a shapely new SUV or sedan, but a shimmering electric vehicle charging hub at Mercedes-Benz USA's headquarters in Sandy Springs, Georgia. The hub, which is powered by the latest generation ChargePoint chargers, can be used by drivers of any brand of vehicle, and offers charging speeds of up to 400kW – with that figure set to increase to 500kW when technology catches up. Currently, some of the fastest-charging vehicles on earth can only accept speeds of up to 350kW, while cars like the Hyundai Ioniq 5 can...