Some speak of animated Gif’s revival (Mashable dedicates a whole page to animated Gifs), others are still horrified …
But there are cool ones, worth to survive. This one telling a story at the supermarket we all know:
Or the so-called Cinemagraphs, sometimes surprising the viewer:
Statistics are not top clients of visualizations via animated gifs. But there are discussions to test these to avoid problems in displaying Flash or SVG.
NB: Header from http://cinemagraphs.com/nyfw/