Google’s fourth-quarter advertising revenue was $61.24 billion. Apple changed privacy in iOS last year to require user consent to allow apps to track you across other apps and websites. Visibility into app tracking has impacted many advertisers’ ability to target ads to users, and in October the Financial Times reported that Facebook (now Meta), Twitter, Snapchat, and YouTube lost nearly $10 billion in revenue in the second half of 2021. reported that This is the result of new iOS settings.
