(AlterNet) -- Right-wing media evolved into a hall of mirrors in 2016, when Breitbart displaced Fox News as the key agenda-setting and attack-leading epicenter of a disinformation-filled, paranoid ecosystem promoting Donald Trump and his pro-white America agenda.
Breitbart not only led the right’s obsessive, hostile focus on immigrants, it was also the first to attack professional reporting such as the New York Times and Washington Post. Breitbart's disruptive template fueled the political and information universe we now inhabit, where the right dismisses facts and embraces fantasies.
There is no corollary dynamic on the left or among pro-Clinton audiences in 2016. The left's news sources, media consumption and patterns of social media-sharing are more open-minded and fact-based and less insular and aggressive. Still, Breitbart’s obsessive focus on fabricating and hyping scandals involving Hillary Clinton (and Jeb Bush early in the primary season) pushed mainstream media to disproportionately cover its agenda.
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