Privacy-centric browser Brave and browser extension DuckDuckGo have decided to block Google’s proposed method of tracking and targeting ads to groups of people without cookies, and now Mozilla tells Digiday it, too, has no plans to implement Google's FLoC — or Federated Learning of Cohorts — in its Firefox browser. “We don’t buy into the assumption that the industry needs billions of data points about people, that are collected and shared without their understanding, to serve relevant advertising,” said a Mozilla spokesperson. Read more below.

• Google's cohort-based tracking needs browser support to work, but browsers like Brave and Microsoft Edge can easily block its functionality.
• Ad management platforms such as Cafe Media and Freestar have collectively gobbled up the rights to thousands of sites' ad inventory.
• Media buyers say unresponsive Facebook ad reps aren’t a new problem, but some say the issue has gotten worse with the looming iOS 14 update from Apple.
• For Digiday+ members, after successful gaming activations, BMW Group is leaning even further into the space as the pandemic pushed new players online.
• Eos skincare is the latest brand to benefit from a viral TikTok video after its product was touted by a user advising on best shaving practices.