They do in houses but in a place like State Farm Arena they would be hidden away and you would need someone from maintenance to shut it down.
You would think a big place like that on the most important day of the year, that would bother to have at least one maintenance guy on duty, just in case.
Don’t forget to put in a Work Order that will only take 4 to 6 weeks to get to the Dude or Dudette that has the Special Wrench.