Why is nobody giving slack to the horrible UK laws but instead go on how bad ThreeUK is. This is a prime example why traffic filtering breaks the internet and causes unfair advantage.
Yes - why create laws that mandate you giving your details to access the site? Porn or whatever is just a justification. This is just another attack on privacy.
You can call it it a nanny state if you like - but what this is really about, is the loss of anonymity online. How long will it be that you are forced to id yourself to get online. I see this as a small step to that end.