Maybe this is just me, but I see very little difference between this

Pakistan has blocked access to the popular YouTube website because of content deemed offensive to Islam

& this

Campaigners are calling for social networking websites, such as Facebook and MySpace, to clamp down on pro-anorexia sites

Sure, somethings that are on the Internet that are simply immoral / amoral & for example, the likes of kiddyfiddlers should be lowered into a fiery pit … very very slowly. As to the rest of it – if you don’t like it, don’t look at it. We all have freedom of choice. Except us stout bulldogs who now labour under a regime that has done its level best to curtail our centuries old right to freedom of speech