> Bombcar’s law OT, but I saw the electrical plans for a hospital. In theory, every life saving device has at least two potential power sources, and each sourc

> Bombcar’s law OT, but I saw the electrical plans for a hospital. In theory, every life saving device has at least two potential power sources, and each source has both a generator (for long outages) and battery backup (for blips). In practice, we hope there are no earthquakes.