Bob van Luijt, Co-founder of Weaviate, and Lewis Liu, Product Manager at Google Cloud, dive into the new Vertex AI RAG Engine. They discuss the evolution of knowledge representation, from semantic webs to modern AI applications. Bob shares insights on the challenges of re-indexing and embeddings, while Lewis highlights bottlenecks in data ingestion. The duo explore the potential of Generative Feedback Loops and Agentic Architectures in enhancing AI systems, as well as the complexities of integrating prompts and external tools. It's a fascinating discussion on the future of AI!