In the past two lessons, I showed you how to piece together a basic iMovie project as well as how to create an iMovie trailer. Helpful as those lessons were, much of iMovie 10's editing power is hidden. Now it's time to unearth those features. We'll start with making more-exacting edits.The clip trimmerAs you've learned, within the timeline you can drag the bottom corners of a clip's edge to shorten or lengthen the clip (assuming, in the latter case, that you're not already working with the entire original clip). This is a perfectly reasonable way to trim clips, but in a way you're working in the dark: You can't see what precedes or follows the edges of the clip. This is where the clip trimmer comes in.Double-click the clip, and the clip trimmer opens above the timeline. The portion of the
