Culture can and does change, and not on evolutionary timescales but within decades - in Australia drink driving was absolutely rampant in the 60's-80's, but now

Culture can and does change, and not on evolutionary timescales but within decades - in Australia drink driving was absolutely rampant in the 60's-80's, but now it's really quite taboo. "Drink drive, bloody idiot" is a slogan every Australian knows.