One degree warmer quantum computer cooling enables powerful, cost-effective, energy-efficient systems

https://www.unsw.edu.au/newsroom/news/2024/03/unsw-engineers-get-quantum-computing-processors-working-20x-warmer-temperatures

"high-accuracy spin-based quantum computation at temperatures above -272° C  (1°C above absolute 0), enabling complex error correction required for fault-tolerant quantum computing... technology known as spins in silicon... may lead to scale-up in quantum computing to reach millions of qubits... uses existing silicon chip lithographically manufacture, produced and integrated at scale... pharmaceuticals, materials science, finance, logistics, weather forecasting, efficient management of energy storage and distribution"