In this two-part episode of "Marketing, From the Source," David Wells, Industry Principal for AdTech and MarTech at Snowflake, provides his insights into the developments in AdTech and how recent technological advances are transforming the methods used by marketers to implement campaigns. Wells discusses various topics, including the impact of the Data Cloud on the AdTech sector, the modifications in the third-party data landscape, and the importance of platforms that value data privacy and security. Additionally, he offers valuable advice to advertisers and provides a glimpse into the future by predicting forthcoming changes in the AdTech industry for the next 6-12 months and beyond.