Christos Foray, an American computer scientist and quantum computing expert at Microsoft, joins the discussion to dive into the cutting-edge world of quantum technology. They explore the evolution of quantum computing from theory to practice, highlighting the unique properties of qubits and the importance of quantum error correction. The conversation touches on how quantum can tackle real-world issues like sustainability and its potential to enhance AI. Additionally, they discuss the challenges of noise in quantum systems and the hybrid workforce needed for progress.