Paul Kasamias, managing partner at Starcom, joins ExchangeWire's Grace Dillon and Lindsay Rowntree to discuss the latest news in ad tech and martech. In this episode, they cover: TikTok trial a new in-app ecommerce feature in Europe; Airbnb vow to abandon performance marketing after making substantial cuts to their ad spend; and Merkle's Q1 2021 Digital Marketing Report finds that US ad spend is on the up.