The death of third-party cookies has been long foretold. Ever since cookies were invented in 1994, questions have been raised over their privacy implications and potential misuse, yet they have persisted, unloved but indispensable. However, it seems like the death knell has finally sounded for third-party cookies, with both Apple and Google finally taking concrete steps to rein in their use. But given that third-party cookies and mobile Ad IDs still underpin a huge amount of the web and its economics, what will the future be like without them? And more importantly, will it actually be a better future than what came before?