Regardless of whether they can be designed better, the data centres were assuring everyone that everything will be fine because they have backup generators, ign

Regardless of whether they can be designed better, the data centres were assuring everyone that everything will be fine because they have backup generators, ignoring the probability that flooding would take out those generators. If I had a website or service hosted at a data centre likely to go offline, I'd be annoyed if I were reassured that everything was taken care of right before the system went offline.