Digiday Follow Ad Tech Briefing: $26.8 billion still wasted in programmatic despite MFA crackdown The ANA’s benchmarking report finds that while SPO efforts are yielding efficiency gains, problematic elements persist. https://digiday.com/media-buying/ad-tech-briefing-26-8-billion-still-wasted-in-programmatic-despite-mfa-crackdown/ digiday.com