The short answer is: No, God, No! The long answer is: Maybe. It depends on what you're going to do with it. A web application? You shouldn't ever be using Act

The short answer is: No, God, No! The long answer is: Maybe. It depends on what you're going to do with it. A web application? You shouldn't ever be using ActiveX at all. Some complex Windows-only browser plugin or something else that requires native code? Maybe. But even then, especially if this is a mass market product, you should seriously stop and step back and take a look at what you're trying to do.