There is also a known cognitive issue with how a crowd will look to each other for for someone else to take the initiative in an emergency. at our core we are

There is also a known cognitive issue with how a crowd will look to each other for for someone else to take the initiative in an emergency. at our core we are still pack/herd animals. And if anyone has tried to herd, say, sheep one quickly learn to keep track of the one(s) in front. Where they go the rest of the herd goes basically without question.