The Big Story AdExchanger

 One side effect of signal loss? Media mix modeling is coming back in fashion. Google’s Meridian is the latest entrant in the MMM space, which is being embraced by large ad platforms and startups alike. Plus: Differentiating between shoppable TV and T-commerce.

Inside Forbes’ hidden MFA site, and the industry reactions to the ad-crammed subdomain. Plus: a dispatch from the Global Privacy Summit in Washington D.C., where ad tech is a hot topic.

TV ad buying platform Cadent acquires AdTheorent, setting its sights on omnichannel. Also in this episode: The less-than-kosher attribution game that retail media networks are playing with brands.

Inside the Nubai Ventures lawsuit against Outbrain. Plus: The broadcaster-backed joint industry committee and the Media Rating Council clarify their complementary roles.

More granular video classifications are replacing outstream video. But the move may devalue some inventory. Plus: GPTs are coming for contextual.

Why the 4A’s is hosting secret meetings to redefine MFA from “made for advertising” to “made for arbitrage.” Plus, a new report from Adalytics reveals that MFA-blocking solutions aren’t as effective as tech vendors claim.