IDFA (Identifier for Advertisers) is shared with app makers and advertisers by default, but that will change once iOS 14 rolls out this fall. Then, users must give explicit permission through a popup for app publishers to track them across different apps and websites, or to share that information with third parties. […] Apple didn’tweiterlesen

The lack of data both companies deliver is frustrating for marketers because these notoriously opaque giants sit atop incredible troves of information about what consumers actually buy and like, as well as who they are and where they live. One person familiar with the situation exec said Apple's refusal to share data makes it theweiterlesen