I love it. I encourage their presence at NFL games. I hope they give football fans a full body cavity search. Let Joe Sixpack endure their absurdity and maybe we'll actually see progress toward ending the TSA.
The problem is that the American people want to do anything about terrorists, crime or "for the children" at the expense of our civil liberties. It's entirely irrational. TSA at NFL games will not even remotely begin to change that.
There was a bit of an uproar about the increased security measures at NFL stadiums some years ago but it died down and things went on as usual.
Here's an overview:
http://www.rollingstone.com/politics/blogs/national-affairs/...