Explore an in-depth interview with authors Yi Tay and Don Metzler discussing their groundbreaking paper on Transformer Memory as a Differentiable Search Index. Delve into the innovative concept of using a single Transformer model to encode an entire corpus for information retrieval, eliminating the need for separate indexing structures. Learn about the Differentiable Search Index (DSI) paradigm, which maps queries directly to relevant document IDs using only the model's parameters. Discover insights on document representation, training procedures, and scalability challenges. Gain understanding of the model's inner workings, generalization capabilities, and potential applications. Examine comparisons with traditional search methods, explore future research directions, and get advice on how to get started in this exciting field of neural search technology.