Restoration of all kind of lightings,
electric or not
At first, mankind lived under the sky, the sun, the moon and the stars providing the light. Later, man used torches. Then came the days of grease lamps and oil lamps. Several centuries later, man began using nimal fat candles and wax candle sticks.
Petroleum portable lamps, using acetylene, became the comon use. After that, methane gas started being used for lighting the streets. All this progress was literaly swept away by electricity.