You know that ideas can spread and mutate. But what makes memes spread faster? Anger. Here's a video, "This Video Will Make You Angry", that explores how "angry thought germs" can spread, and reinforce opposing viewpoints.
"This Video Will Make You Angry"
(7 minutes)
https://youtu.be/rE3j_RHkqJc
Script of the above video-
http://www.cgpgrey.com/blog/this-video-will-make-you-angry
Article about the above video:
http://io9.gizmodo.com/this-video-will-save-you-from-wasting-so-much-time-argu-1690568642
Where Memes Really Come From-
"The most fundamental unit of cultural meaning, is called a "meme." Like a gene, a meme wants to spread and evolve, but it does so at a much faster rate than genes. An idea can mutate an entire culture in less than a generation..."
http://io9.gizmodo.com/5978399/where-memes-really-come-from
