Half of football (soccer) is in the positioning. It happens in "dead" time as well, so the time isn't really dead. If we calculated the dead time and added it

Half of football (soccer) is in the positioning. It happens in "dead" time as well, so the time isn't really dead. If we calculated the dead time and added it to the stoppage time exactly - the most boring matches would drag forever, and the most exciting matches would barely change. Why lengthen the torture?