But animated GIFs aren't dying. They're metastasizing: People festoon their Tumblrs with them, pass them around in email, and use them as Twitter avatars or signatures on discussion boards.

Forget boring static wallpapers. Here's how to energize your Windows background with a stunning animated GIF or YouTube video ...

Because, for the same file size (limited to 3 MB on 4chan), you can have a higher-resolution, longer, higher-frame-rate video with more colors compared to an animated GIF, which is limited to 256 ...