With the lines blurring between traditional TV content and streaming media, YouTube made its upfronts debut this year. YouTube VP Debbie Weinstein explains why.

Probabilistic attribution is a “stopgap,” says newly appointed Adjust CEO Simon “Bobby” Dussart. Using it for now is fine, but SKAdNetwork is the future of measurement on iOS – take it or leave it. Also in this episode: Remaining independent under parent company AppLovin.

Apple’s ATT rollout triggered an industry-wide freakout among mobile ad tech companies. But surprisingly, over the past year Apple has gotten “more accessible,” says Omer Kaplan, CRO and co-founder of ironSource. Also in this episode: Being a newly public ad tech company in a tricky market.

The bad news: The internet as a whole has a larger carbon footprint than the entire airline industry (!!), and programmatic advertising is a contributor. The good news: “The extent to which people are aware of that and open to a conversion is changing at a phenomenally fast rate,” says Amy Williams, CEO and founder of sustainable advertising startup Good-Loop.

You’d be forgiven for thinking of the Video Advertising Bureau (VAB) as a professional thorn in Nielsen’s side. The TV ad industry trade org is largely responsible for the chain of events that led to Nielsen losing its MRC accreditations last year. But “this isn’t personal,” says VAB CEO Sean Cunningham on this week’s episode. “I don't know that anyone's rooting harder than we are for [Nielsen] to get it right.”