Google could lose $17 billion in revenue over the next 12 months. Facebook has perhaps $8 billion at risk. The cause, according to mobile marketing professionals?
Apple’s new privacy changes.
Last year Apple announced that the Identifier For Advertisers (IDFA) would become explicitly opt-in in its next mobile operating system update, iOS 14. The IDFA helps advertisers measure ad effectiveness as well as track devices and people. In September, Apple
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