Estimate: Apple's iOS App Tracking Transparency policy cost Snap, Facebook, Twitter, and YouTube almost $10B in combined lost ad revenues so far (Patrick McGee/Financial Times)

Patrick McGee / Financial Times:
Estimate: Apple's iOS App Tracking Transparency policy cost Snap, Facebook, Twitter, and YouTube almost $10B in combined lost ad revenues so far  —  Forcing apps to ask for permission to track users for advertising purposes leads to big hit for social media platforms