> No mention of the Animated extention to PNG, which Firefox, Safari and Opera do support. If I understand correctly what you mean, the article does mention it

> No mention of the Animated extention to PNG, which Firefox, Safari and Opera do support. If I understand correctly what you mean, the article does mention it, albeit somewhat dismissively: > It wasn't until 2001 that the PNG group's animated GIF-killer-that-couldn't, MNG, emerged to find a web that had finally resigned itself to the GIF.