The Gap Is Closing

400 hours -- Number of hours of content being uploaded to YouTube every minute.  The aggregate amount of time the human race spends watching web videos is still below the time spent watching television, but the gap is closing very fast.  YouTube viewers world-wide are now watching more than 1 billion hours of videos a day, threatening to eclipse U.S. television viewership.

-- Walt Hickey in FiveThirtyEight's "Significant Digits", citing a 27 February 2017 Wall Street Journal article by Jack Nicas