No, it doesn't. When you saccade normally, you can do so in milliseconds (it's the fastest movement your body is capable of making and is literally subconscious) repeatedly and freely. The GIF yanks away control, forcing you to wait through the slow arbitrary preset cycle, while distracting you reading anything else. And that's in the good case of just 2 frames, when it's 3 or 4, it's much worse, because now you have to sit through the cycle possibly several times just to figure out what each frame is labeled and only then can you begin comparing! Imagine how much more pleasant and easy to read and accessible and less headache-inducing this article would be if it followed a systematic approach of presenting 1-4 images side by side, Apple then Google then misc.