[MovedGoalPosts]

That depends on whether an opt out procedure is sufficient to guarantee privacy.

Remember this is not about the display of the ads, it's the information that is being passed so the ads can be created. A cookie that blocks the ad display is thus woefully inadequate.

In any case, the extent of this invasion of privacy means that, according to every bit of guidance I can find, the spirit of the law is an opt in procedure is needed, not opt out. Unfortunately this may be a grey area where the legislation didn't quite envisage this form of transmission of electronic privacy data.