A 25 year debate over "EXIT" signs?!

The representation of the exit sign is pretty simple right? The giant red letters illuminating themselves from the black background. Have you ever thought that the exit sign could cause such a debate? Yes, there has been a debate lasting 25 years over the American "EXIT" sign! Critics say that this sign is neither friendly to non-English speaking persons and implies a sense of worry or danger behind the colors it expresses. Also, the color expresses safety such as fire extinguishers, fire alarms, and fire engines. The national "EXIT" sign derives from a Japanese designer named Yukio Ota. The sign of a green "running man"a symbol ensuring safety with the absense of words. The debate according to the "red exit" haters, include a few advantages. They believe that using a green sign, referencing "Go", always ensures safety and wordless signs can be understood by cultures of different languages. Maybe Americans use wordy signs too much and need to adopt a simpler symbol figure. It is funny to see how such a debate had been lasting for decades. If exit signs are keeping people awake at night and they cannot find a way out then lets reward them with a giant green symbol of a man to welcome them out of danger.