Once you've decided what data needs to be protected from physical loss or damage in your data center, the next step is deciding how to handle that data.

While cataracts can be removed surgically, there is no way to reverse damage to the macula, the area in the center of the retina.

Tuesday's cataclysmic tremor, which left nearly 400 people dead or missing and the city center in ruins, was so close to the city of 390,000 and so shallow that major damage was inevitable, they said.