Today, if you're a Flash developer, one thing is certain: animation skills, no matter how phenomenal, are no longer enough. A firm grasp of ActionScript is essential because without it, only the most elementary interactivity is possible. By acquiring an in-depth knowledge of ActionScript, you can:
Add to these benefits the fact that viewing and interacting with Flash content can be more than just a Web experience. Flash can create self-running applications or mini-programs that operate independently of the browser a capability more people are putting to use to create games, learning applications, and more. If you want to do this, too, you need at least an intermediate knowledge of ActionScript.