The UK can't legislate that anything be baked into browser because, because they would have a lot of trouble enforcing it. If Firefox decides they won't put th

The UK can't legislate that anything be baked into browser because, because they would have a lot of trouble enforcing it. If Firefox decides they won't put the feature in what can the UK do? Also, in all likelihoods this feature would have an off button that most site would require to work anyways so it would be very pointless.