Disasters, outages, failures can come from all manner of sources. Weather, fire, or man-made disasters such as vandalism, theft or just plain human error, you name it.
According to this article from ZDNET.com, a loud noise caused a 10 hour outage for a Romanian bank, and also caused "...serious and irrevocable damage" to some hard drives.
What? A loud noise? Yes, you heard that right...they were doing some testing of a fire suppression system and it caused a very loud noise, which created some serious vibrations that caused the damage.
Read more here: LOUD NOISE BRINGS DOWN DATACENTER
So, what's that got to do with anything? It all has to do with planning for a disaster when you can...which means BEFORE something unexpected comes up to cause downtime for your business.
There are many ways to protect your business from catastrophe. One of the best ways is to put in a good backup and disaster recovery solution.
There are many options for you, but they are worthless if you do nothing and don't plan for that unexpected event.