Hard drives are undoubtedly the life savers of today. Every piece of data ever used by any of us has had its share in a hard drive. In fact, all stored data is a part of the vast number of hard drives in use all around the world.
There is no denying that most documentation in use today is indeed as much a weapon for bad people as any traditional one due to the number of ways it can be used for exploitation of people. That is why we have devised ways to secure all our data: to make sure it does not get misused.