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Fujitsu–RIKEN 256-Qubit Superconducting Quantum Computer: A Comprehensive Analysis

Technological Advancements Scalable 3D Connection Structure Fujitsu and RIKEN’s 256-qubit superconducting quantum processor introduces a scalable three-dimensional (3D) connection structure to efficiently integrate more qubits without a complete redesign of the chip architecture. In practice, the design arranges repeating 4-qubit…

Summary of Nexus – Part III: The Computer Politics

Part III: Computer Politics of Yuval Noah Harari’s Nexus (Volume 1) examines how digital technologies – especially artificial intelligence (AI), algorithms, and big data – are transforming governance, democracy, and political power. Harari analyzes how these innovations could both strengthen…

Summary of Nexus – Part II: The Inorganic Network

Part II: “The Inorganic Network” of Yuval Noah Harari’s Nexus explores how non-human information systems – from the printing press to computers and advanced artificial intelligence – have transformed the structure, scale, and power of information networks. Harari argues that…

Summary of Nexus – Part I: Human Networks

Yuval Noah Harari’s Nexus: A Brief History of Information Networks from the Stone Age to AI opens with Part I: “Human Networks,” which explores how human societies have been built and bound together by networks of information. Harari argues that…

Stanford University’s 2025 AI Index Report – Summary of Key Findings

Stanford’s 2025 AI Index Report provides a comprehensive overview of the state of artificial intelligence over the past year. The report highlights notable trends and insights across AI research, industry deployment, investment, governance, societal impact, and the international landscape. Below…