Roblox’s head of immersive media Ashley McCollum explains how the online gaming giant built its ad platform with demand for programmatic video in mind. And she previews Roblox’s ambitions to grow an ecommerce platform for real-world purchases.       ...

Quad Media President Joshua Lowcock asks all ad tech partners for log files as a matter of course. And if a company isn’t willing to hand them over, that’s a sign it’s probably hiding something. Plus: The fallacy of scale and pondering the true role of a third-party verification partner.