Other Ways to Produce Video
So far, we have assumed that we're producing video in a traditional way, using a camera to record people or processes, then editing the resulting shots into a coherent video. A lot of video is produced in other ways.
When we want to create a video showing how to use a computer application, we don't point a camera at the monitor; we can use a screen recorder. A student has an idea for a fantasy video and creates thousands of single-frame images that she edits together into a story. A professor needs to explain an idea, or an activist wants to express an opinion and just talks into his webcam, recording the brief talk. A graphic artist uses Adobe Flash to create animations.
All of these demonstrate alternative ...