This short video explores how the online world has overwhelmingly become the popular outlet for public rage by briefly illustrating some of the many stories of everyday people which have suddenly become public enemy number one under the most misunderstood of circumstances and trivial narratives. With the web acting like a giant echo-chamber, amplifying false stories and feeding on the pent-up aggression of the audience watching the spectacle, The Outrage Machine shows how these systems froth the mob mentality into a hideous mess, as a good example of where the spectacle goes and how its intensity has to keep ratcheting up in order maintain the audience attention, in a culture of dwindling attention spans, distraction and triviality.

Filmmaker and author Jon Ronson also recently wrote a book about this topic too, which is quite good. So You've Been Publicly Shamed. His TED talk is essentially a 17 min overview:

And a longer presentation with interview and Q&A from earlier this year:

Axon creates connected technologies for truth in public safety.

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This man knows a lot about what is happening in this area - https://ccj.asu.edu/content/michael-white

Tim Holt and Katina Michael. "Dashcams Used to Gather Evidence of Adverse Driver Behaviour: Police Encourage Reporting by Citizens" ABC South East NSW Radio: Mornings with Tim Holt Jan. 2015.