The Wall Street Journal reports that the ball is in play for only 11 minutes in a 60-minute football game. This doesn't count, of course, the time when the clock has stopped [or the lights go out].
The isn't news to broadcasters, who have so many brilliant insights to share. It isn't news to advertisers, who have so many products to entice us to buy.
Nor is it news to George Will, who much prefers baseball to football. Will has called football "the quintessential American sport because it combines long committee meetings with brief bursts of violence."