Explore a cutting-edge lecture on quantum error correction presented by Xinyu Tan from the Massachusetts Institute of Technology. Delve into the innovative concept of scalable surface-code decoders that utilize parallelization in time, a crucial advancement in quantum coding theory. Learn about the latest developments in quantum error correction techniques and their potential impact on the future of quantum computing. Gain insights into how these scalable decoders can improve the efficiency and reliability of quantum systems. This 41-minute talk, part of the "Advances in Quantum Coding Theory" series at the Simons Institute, offers a deep dive into the technical aspects of surface codes and their role in building fault-tolerant quantum computers.