So Shockwave was often used for more complex applications than Flash. Flash was for 2D animations and simpler games, Shockwave perhaps for 3D. But maybe they were separate, and later Adobe combined some features. I should check that.
Wait, when exactly was the plugin discontinued? Adobe officially ended support for Shockwave in December 2020, same as Flash. But maybe it was phased out even earlier. Need to verify dates. shockwave plugin
Potential user comments: "Why did Shockwave fail where Flash did?" Maybe touch on the fact that Shockwave was more niche, less integrated with the web, and maybe harder to develop for. Also, the rise of smartphones made desktop-centric plugins less viable. So Shockwave was often used for more complex
Now, start drafting each section with these points in mind. I should check that
Also, maybe mention the role of streaming video services like YouTube, which didn't rely on plugins. Streaming was more efficient and didn't require installation, unlike Shockwave.
Also, mention alternatives that emerged. For 3D web content, WebGL is now the standard. For games, Unity and Unreal Engine can create web-based games, but again, more native apps for mobile now.
Check for any common misconceptions. For example, some might confuse Shockwave with the audio format. Clarify that it's a web plugin, not a file format.