A scratched DVD is a worthless DVD. I learned this the hard way after the kids destroyed half our Pixar movie collection. That's why I'm a strong believer in making backups.
Today only, Giveaway of the Day is giving away Digiarty's WinX DVD Copy Pro 3.4.3 for Windows. (I mention the version number because if you have an older freebie, here's your chance to upgrade.)