ISPs in the UK are required to censor a wide swathe of content: what began as a strictly limited, opt-in ban on depictions of the sexual abuse of children has been steadily expanded to a mandatory ban on "extreme" pornography, "terrorist content," copyright and trademark infringement, and then there's the on-again/off-again ban on all porn sites unless they keep a record of the identity of each user and the porn they request.. Read the rest