Filip Wielanier, co-founder and CEO of Cookie3, revolutionizes marketing analytics by merging off-chain and on-chain data. He discusses optimizing marketing budgets, GDPR compliance, and a case study of a company streamlining their strategy. Privacy and AI in Web3 analytics are explored, along with a success story of reducing customer acquisition costs by 60%. This episode sheds light on how merging off-chain and on-chain data can transform businesses in the Web3 marketing space.