Most external hard drive recovery experts will tell you that harddisks usually are the most common means to organize and store data, in spite of the fact that they are mechanised units and do stop working or responding from time to time.
As soon as they die, you tend to drop every single piece of your information, that can leave you in quite some bind and in the market for a external hard drive recovery expert.
However, to be on the safe side and have some protection, it would be wise to utilise a backup solution, like an external harddrive.
An removable harddrive is really handy to have close by.
You can store any kind of data on them, for example audio and graphics.
Most people use them for videos, as they could store loads of movies.
They come in many different storage sizes, going up as high as 500GB and more.
Should you have lots of movies on your hard disk that is taking too much of your all-important computer work space, you can easily copy and paste your movies to an exterior hard drive to free up some of your internal disk drive space.