>a small % of activists on the left

A vocal minority + rapid societal change + social media echo chambers = reactionary backlash = Donald Trump presidency

>I wouldn't extrapolate much from this election

I would. 60+ million people voting for a man as odious and unprepared as Donald Trump says a whole lot to me. That and pretty much total Republican domination on the state level. The GOP is one state house away from being able to call a new constitutional convention[1].

1: http://www.esquire.com/news-politics/politics/news/a50672/st...