Torches, candles, and even oil lamps have all ... To make a good portable light, though, you needed a good battery and a good bulb. Both of those things were not immediately forthcoming.
Each costs around HK$180. A resident is delighted by her bottle bulb. Some companies deliver solar-powered torches to the needy. But Diaz doesn't think this is a good idea. "When the [torches] are ...