[Google Quantum AI Achieves Breakthrough in 'Magic State Cultivation' Technology, Significantly Reducing Quantum Computing Error Rates] DeepTech TechFlow reports that on October 16, the Google Quantum AI team successfully validated the 'magic state cultivation' technique on their Willow processor in the lab. The related research findings have been published in the journal *Science*. Experimental data shows that this approach reduced error rates by approximately 40 times, achieving a T-state logical fidelity of 99.99%. 'Magic states' are a critical component for realizing universal fault-tolerant quantum computing, but traditional preparation methods are highly resource-intensive and non-reusable. The research team successfully 'cultivated' high-purity quantum states by injecting noisy states and filtering errors through high-synergy measurements, and achieved quantum state transplantation from 'color codes' to 'surface codes.' This breakthrough effectively alleviates the resource bottleneck that has long constrained the scalability of quantum computing and lays a technological foundation for the future large-scale practical implementation of fault-tolerant quantum computing.