Gas jerrycans. Either one kept at your garage for emergencies (cost: $5), or the gas station scaling horizontally by using/selling jerrycans.
Haven't seen any solution for instantly increasing charging throughput, and an on-line power is needed, while it is more likely to fail exactly in the kind of events that require mass evacuation.
Haven't seen any solution for instantly increasing charging throughput, and an on-line power is needed, while it is more likely to fail exactly in the kind of events that require mass evacuation.