>They do now, as part of a society that includes advertising. That word of mouth comes as a result of people being aware of things. Word of mouth has worked fi

>They do now, as part of a society that includes advertising. That word of mouth comes as a result of people being aware of things. Word of mouth has worked fine long before mass media advertising became a thing. Is our society and economy dependant on advertising? Absolutely. Has it always been this way, and must it always be this way? Not so much.