Adam and Gareth return after a week off, diving straight into high-level ad tech analysis. The hosts tackle how user IDs and audience targeting are evolving in modern advertising. Rather than viewing IDs as rigid segment buckets, they explore how advanced buyers like Chalice treat IDs as correlation fields to drive flexible propensity scoring and true incrementality modeling.The conversation moves into market economics, the shifting balance of power between CMOs and CFOs, and the bull vs. bear cases for programmatic technology. Gareth and Adam break down why ghost bidding often produces messy data compared to clean public service announcement (PSA) control groups, why retail media networks are primarily useful for conquesting rather than loyalty targeting, and how programmatic tech fees could theoretically compress down to a lean 15% to 18%.Finally, the hosts unpack technical mechanics on the supply side, explaining how open web native ads operate at a component level and why supply-side platforms (SSPs) like Media.net, TripleLift, and Magnite lead format innovation. They close out with a candid discussion on publisher revenues dropping 40% in Q2, an infuriating case study of a luxury brand irrationally blocking news publishers, and a witty critique of Sam Altman's rumored $100 billion AI ad network ambitions.Key TopicsUser ID Propensity Scoring & Incrementality: Adam and Gareth explained that user IDs should be treated as flexible correlation fields for propensity scoring and incrementality rather than rigid target audience buckets.The Flaw of Retail Media Networks & Ghost Bidding: Adam noted that retail media networks mostly hold repeat-buyer data best suited for brand conquesting, while ghost bidding creates unreliable data compared to clear PSA control testing.Bull vs. Bear Cases for Programmatic & AI: Gareth presented a bear case where middleware vendors re-complicate ad tech and Google Cloud locks in buyers, while Adam shared a bull case where tech fees compress to 15-18% and programmatic expands into mid-market performance budgets.SSP Formats & Mechanics of Open Web Native Ads: Gareth detailed how true native advertising delivers structured component arrays rather than pre-assembled banner tags, explaining why SSPs like Media.net, TripleLift, and Magnite drive format creation.Publisher Squeeze & Irrational News Blocking: Adam and Gareth discussed how search retention hurts publisher traffic, sharing a real-world story of a luxury brand cutting news inventory despite high campaign performance.00:00 Toilet Privacy Sensor & Show Intro01:19 User IDs, Audience Targeting & Chalice04:02 Propensity Scoring vs. Rigid Bucketing06:10 The Retail Media Network Conquesting Dilemma08:27 Incrementality: PSAs vs. Ghost Bidding12:02 CFO Power & Marketing Mix Modeling (MMM)15:15 The Branded Search Tax & ADT Security Story18:15 Low Viewability Waste & Zero-Trust Bid Fields24:24 Bull vs. Bear Cases for AI & Ad Tech Efficiency36:30 Open Web Video Distribution & Maldo's Birthday39:22 Media.net & Why SSPs Own Format Innovation45:19 How Open Web Native Ads Actually Work49:20 Publisher Q2 Traffic Squeeze & Google Retention53:31 Luxury Brands & The Irrational News Block55:40 Blog Plugs, Twitter Feuds & Sam Altman's Ad Dreams