Pornography doesn't lead to sex addicts or sex crimes
It has been found everywhere it was scientifically investigated that as pornography has increased in availability, sex crimes have either decreased or not increased.
Source: "Pornography, public acceptance and sex related crime: A review" from International Journal of Law and Psychiatry, Volume 32, Issue 5, September-October 2009, Pages 304-314
High sexual compulsivity was associated with sexual risk taking, though mainly among women, decreased levels of relationship intimacy and lesser sexual contentment. However, we found no significant association between early exposure to pornography and high sexual compulsivity either among men or women.
Source: "Is Early Exposure to Pornography a Risk Factor for Sexual Compulsivity? Findings from an Online Survey among Young Heterosexual Adults" from International Journal of Sexual Health, Volume 20, Issue 4 November 2008 , pages 270 - 28