Earn more, learn more, and realise your potential Mobile Technology email newsletter Get ZDNet's mobile news and reviews. Until one day the cleaner rearranges it all, and suddenly you can't find anything. It may still be there, but it's effectively lost.
Computers are like that.
PCs today come with hard disks capable of holding multitudes of gigabytes. It's easy, and as long as nothing goes wrong, you can find what you need with just a little hunting around. Needless to say, most people never back anything up, either. Then, one day, something does happen. The computer crashes just when it was writing to disk, or you try to upgrade or reload Windows, or install a new program, and it falls in a heap.