Other people - store clerks, burger flippers, software engineers, the whole...

Other people - store clerks, burger flippers, software engineers, the whole vocabulary of meaningless jobs that make up Life in America - other people just rely on plain old competition. Better flip your burgers or debug your subroutines faster than your high school classmate two blocks down the strip is flipping or debugging, because we're in competition with those guys, and people notice these things.
What a fucking rat race that is.