ZDNET: “…Version History is a collection of iterations for a document. Every time you make an edit to the document Google Docs creates a new version of the document and retains it. Let’s say you begin creating a new document at 11:28 am. The first version of that document will be created and saved. You then continue to work on that document for a while, adding text, making changes, and generally being productive. Google Docs keeps saving new versions with those changes. After some time, Google Docs will have saved a number of different iterations of your document. Let’s say, for example, you’ve finished the first draft of the document and aren’t happy with the formatting. You start to work with the formatting and something goes wrong. All of sudden your document is unusable in its current state. What do you do?..”