Jeffrey Cohen had a front-row seat as Amazon Ads became a global advertising giant. Now, as Chief Business Development Officer at Skai, he is working on the harder next chapter: making fragmented commerce media measurable, interoperable, and ready for AI agents. Brett and Rio ask what Amazon got right, why attributed sales are not the same as incremental sales, what Skai’s Celeste AI and agent-native platform can actually do, and who controls the budget when machines start ma