Personally, I don’t just like the word viral for this infographic… i prefer the word shareable. over and over you'll be able to exceed expectations on every key component inside this infographic – however it doesn’t mean that it’s going viral.
Leo Widrich over on the Buffer blog wrote a good post concerning what makes content unfold. In it, he analyzes a number of the weather that helped one specific diary post endure half a million likes. He conjointly references a motivating analysis paper concerning what makes online content go viral.