So you think everyone just called it? Did you?
I didn't know the number, so I searched it, saw it was the suicide hotline. Saw it as a marker.
So…maybe take a new viewpoint and look at it like it was a service to the community.
According to @RobDemovsky on twitter, the Packers said:
From Pack re: flag
The banner used … supplemented the three U.S. flags on the roof of the stadium and the flag carried by the color guard on the field. We've used such displays from time to time in the past when other pregame elements take up a significant portion of the field.