Yes he helped make pornography more mainstream. He was involved in court cases which pushed the envelope on obscenity laws.
His so called Playboy philosophy encouraged millions of young men to be promiscuous, and treat women as playmates and play things. There was an encouragement to men to treat women as interchangeable and disposable.
How many 15-25 year boys would turn down the opportunity to be promiscuous? It's called testosterone. That's always been the problem between males and females. Although, nowadays, the girls/women are now just as promiscuous and lewd because of some absurd need to be equal to horny guys. Sheesh, most can't even orgasm at that age, but need to be Spring Break sluts to show they can hang in the best of parties. They disgust me. Give me an intelligent, mature, classy, provocative woman anytime. Nevermind, I have one as my Wife.