Under the Influence

Zuckerberg (again):

That [Facebook] influenced the election in any way is a pretty crazy idea.The New York Times,  November 4, 2014:

In the 2010 election, similar nudging by Facebook resulted in 340,000 additional votes nationwide…

Facebook’s get-out-the-vote tests have come under scrutiny because of the company’s potential to sway elections if it were to selectively urge voters in certain areas and not others to vote.

So which is it?