Detailing the NFL’s virtual measurement system: How it works, potential weather impacts

The measurement system was tested last year and snow and fog were found to be issues. Chain gangs will remain a backup for such situations.
Variety

TV’s Latest Epic Battle: Upstart Audience Measurement Firms Take Aim at Nielsen’s Ratings Dominance

The day after the Super Bowl typically brings with it another kind of celebration: Nielsen’s annual announcement of the size of the audience for the NFL extravaganza. This year, someone stole some of ...