The Auto-trace feature in Adobe® After Effects® 6.0 gives you the ability to create one or more masks from the outlines of an alpha channel. Applying the new Scribble effect (similar to the Adobe Illustrator® Scribble Fill effect) to the mask provides endless possiblities for creative animations.
April, 2009:
Using the clone stamp tool with video
Adobe® After Effects® 6.0 includes a clone stamp tool, similar to the clone stamp tool in Adobe Photoshop®, that allows you to paint an area of one video frame into another. You can use the clone stamp tool to easily fix such problems as removing powerlines, mike booms, and other unwanted elements from a sequential [...]
Using music to animate layers
You can sync animations or visual effects to music and make images glow or pulse with the beat in Adobe® After Effects® 6.0. You do this by creating keyframes from an audio file and using them to animate effects. In previous versions of After Effects, you could use audio files to animate effects with Motion [...]