New cookie policy is only enforced for domains classified as "tracking"? And how do sub-domains get treated?
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They’re classified as having the ability to track. 1st or 3rd party doesn’t matter, only whether the user interacts with the domain or not.
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and if not classified as tracking, then cookies live longer than 30 days?
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Is this in Nightly yet?

Jun 6, 2017 · 5:13 PM UTC

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Replying to @bilcorry
Sorry, only available in iOS 11 beta and macOS High Sierra beta.
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Thanks, attempting to assess impact.