Reason Of Youtube Ban - Innocence Of Muslims

According to Pakistan Telecommunication Authority - PTA "Innocence of Muslims" (Anti Islamic Film) is the reason to Ban Youtube in Pakistan. While in the Interview at Dawn News Pakistani Engineer and First Pakistani Antivirus Developer "Hafiz Usman" questioned PTA Chairman Dr.Syed Ismail Shah that why is the difference between blocking youtube and pornographic websites that users in Pakistan access Youtube using proxy softwares or proxy websites only where as pornographic websites are easily accessible without any restriction or without using any proxy software or websites. Program: "Khabar Se Khabar" Host: "Fareed Raees"