Perhaps another reason people express anger, especially in the online realm, is because they allow themselves to be easily irritated by things they find bothersome or offensive, even things that have little or even no direct bearing on their lives. David Sirota calls it “the Fake Outrage Machine.” Using the admission of Olympian Michael Phelps that he smoked marijuana in 2009 as an example, Sirota argues that the United States has become 'a nation now addicted to fake outrage— a nation that feeds on made-up controversies about total non-issues.'