A reaction GIF of the fox from Zootopia doing the scuba dance has inspired a massive debate about AI after it was reanimated in an original style. Here's what you need to know.

Animated GIFs have become so huge. They're everywhere. But why? On the surface, they're pretty silly—a few frames of video, endlessly looping in time. There are GIFs of Star Trek's Picard facepalming, ...