Abstract: today we are talking about is not explicit \”webcast\”, but the porn industry. Some people call this an ambiguous economy or an erotic economy. In some countries the porn industry is legal, Italy, Britain and other European countries and even the earnings of prostitution in GDP. Moreover, the sex industry is not only prostitution is so simple, it also led to the development of a series of neighboring industries: condoms, cosmetics, fun supplies, hotels, etc., are affected. Src= http://img1.gtimg.com/ninja/1/2016/05/ninja146399987686768.jpg \”<img\" border= \"0\"