* 1. How many files do you have stored on an external hard drive?

* 2. How often do you access files that you've backed up on an external hard drive?

* 3. If your computer's hard drive died, how many important files would you lose?

* 4. If it were as simple as clicking a button, would you want to backup your whole computer in one click? Or only really important files?

* 5. Would you want to keep a new backup whenever you edit a file, or only the latest version?