104 Qubits Simulated, and the Hard Part Still Runs on a Supercomputer — October 20, 2026

NVIDIA's 104-qubit simulation leads a slate of error-correction milestones, quantum funding and early hardware results. Brian separates modeled performance from demonstrated quantum hardware.

• NVIDIA Runs Record Simulation of Fault-Tolerant Quantum Computing at Jülich Supercomputing Centre — nvidianews.nvidia.com
• Quantinuum Reports a 10x Reduction in Logical Error Rate on Helios — The Quantum Insider
• UK Government and UKRI Unveil £78M ($103.8M USD) Quantum Commercialization, Networking, and Skills Package — Quantum Computing Report
• Xanadu wins up to $10 million more from DARPA for…