Following the release of a Nielsen report on sports and the media, we’ve uncovered the most fascinating facts about last year’s viewership. Nielsen is already calling 2014 the year of Digital Viewing, as fans of every sport turned online to follow their favorite teams. The first big story comes from the year’s biggest enabler: the smartphone. Back in 2010, smartphone usage was at an impressive 30%, which meant almost a third of the U.S. was using one. In 2014, however, penetration increased to a staggering 75%. Smartphone market penetration showed us how crazy we are about our teams, from following …