Explore a concise yet informative talk from Crypto 2012 on Quantum to Classical Randomness Extractors, presented by Mario Berta, Omar Fawzi, and Stephanie Wehner. Delve into the intricacies of classical randomness extractors and their application to quantum systems. Examine key concepts such as probabilities, constructions, and secure functionalisation. Investigate the role of quantum storage in this context and understand the setup for quantum-classical extractors. Gain insights into this cutting-edge research bridging quantum and classical information theory in just 20 minutes.