What about it? It is certainly detestable, and we should prosecute whoever produces it, but censoring is censoring. There are some good articles by Rick Falkvinge[0] that has been discussed here a couple of times[1].

0: http://falkvinge.net/2012/09/11/child-porn-laws-arent-as-bad...

1: https://news.ycombinator.com/item?id=4495914