I think it is great that David Cameron is trying to protect his country.
But, I think the implementation of anything that restricts the internet before content gets to the client will take things down a bad road, which is why similar efforts keep getting struck down in the U.S. When you give the power of restricting communication to the government or even to a contractor for the government, how will that not be abused? You may as well let them open every bit of mail and every parcel and check to see what you are wearing each morning to ensure it is appropriate.
But, I think the implementation of anything that restricts the internet before content gets to the client will take things down a bad road, which is why similar efforts keep getting struck down in the U.S. When you give the power of restricting communication to the government or even to a contractor for the government, how will that not be abused? You may as well let them open every bit of mail and every parcel and check to see what you are wearing each morning to ensure it is appropriate.