Thomas Labeyrie, director of the marketing performance agency Digital Passengers, discusses the significant changes and challenges in digital tracking over the past decade, particularly due to regulations like GDPR and the decline of third-party cookies. He highlights the operational difficulties agencies face, including reduced visibility and the need for compliance, and the creative yet problematic technical workarounds marketers initially adopted. Labeyrie emphasizes the importance of ethical practices and sustainable solutions, like Edgee, which uses edge computing to enhance data collection while respecting privacy regulations. He describes Edgee's approach as revolutionary because it processes data closer to the user, improving data reliability and compliance without sacrificing performance. Labeyrie predicts that edge computing and AI will play crucial roles in the future of digital marketing, advocating for proactive adaptation to maintain competitive advantage.