<i>The baby-boomer generation basically invented ageism when they were young in the 70&#x27;s</i><p>Earlier than that.  The original &quot;Never trust anyone over 30&quot; was already a saying by the mid-sixties as a consequence of FSM:  <a href="https:&#x2F;&#x2F;en.wikiquote.org&#x2F;wiki&#x2F;Free_Speech_Movement" rel="nofollow">https:&#x2F;&#x2F;en.wikiquote.org&#x2F;wiki&#x2F;Free_Speech_Movement</a><p>The movement itself was just another step in the protests of the civil liberties movement, and to some degree HUAC.   I&#x27;m sure we could go back farther, but that&#x27;s just off the top of my head.<p>Essentially, every new generation denigrates the older generation, and each older generation thinks the newer generation is going to hell-in-a-handbasket.<p>There is nothing new under the sun.