Every step of the way, Silver underestimated the real driving force behind Trump: Attitudes.

Instead of following changing attitudes, Silver relied on history regarding non-mainstream candidates.

Trump Optimists And Trump Skeptics Are About To Go To War

On February 21 Silver wrote Trump Optimists And Trump Skeptics Are About To Go To War.

In that article, Silver gave a nice portrayal of the optimists vs. the skeptics but failed to note his own miserable track record as a skeptic. Regardless, Silver has finally seen the light as this Silver quote shows.