Read more: http://www.smallbizgeek.co.uk/googles-cookie-ultimatum/
Google are setting a deadline of September 30th 2015 for webmasters using cookie enabled Google products/services to create a user consent notification.
If you’re an Adsense publisher, you want to pay particular attention to this because your account could be disabled if you don’t comply with Google’s updated terms of service: http://www.google.com/about/company/user-consent-policy.html
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