http://bigbrotherwatch.org.uk/files/CCDP/CCDP_Briefing13June... has some good information on the counter arguments to this bill. (Some of the media seems to be printing the Home Office briefing with only a little mention of critics).

If UK people are interested in helping stop this then the Open Rights Group is running training days on this topic: http://www.openrightsgroup.org/events/2012/censorship-and-su...