MacMost Now 645: Using Chapter Markers In iMovie 11
You can place chapter markers while creating video projects in iMovie. These can be used to jump to parts of your video while viewing it in QuickTime Player, iTunes or on iOS and Apple TV. You can also use chapter markers to quickly create DVDs with iDVD that include those markers. Chapter markers and comments can both be used in your project to allow to you jump to specific times while you are editing.