Pretty much anyone on the internet that gets traction is using outrage to spread their message. Since the emotions that cause viral spread on the internet are only outrage, lust, and awe, some huge whopping fraction of all communications on the internet through social media results in positions so extreme, someone eventually basically advocates destroying the human race or some large swathe of it.

It's like Godwin's Law. It's most certainly related to that, come to think of it.

Douglas Adams was a prophet! http://www.goodreads.com/quotes/6458-meanwhile-the-poor-babe...