Apple’s iPhone Privacy Update: the one iOS 15 change that has marketers spooked

With the roll-out of iOS 15 officially under way, Apple users gain greater visibility into how their personal information is used – and more control over what data they offer up to marketers and app developers. The changes included in the update are sure to make tracking, ad targeting and attribution more challenging than ever. Eight top agency and media executives spell out the iOS 15 changes that have them worried – and explain what marketers and developers should be thinking about now.