"Quantum Leap: How Shanghai Is Building the Prototype City of 2050" 2025 Benchmark Data- Digital Economy: 42% of GDP (¥2.4 trillion)- 5G Density: 98% coverage with 16ms latency - AI Adoption: 1 globally (MIT Tech Review)- Foreign Direct Investment: $89 billion (38% in R&D)- Global Talent Index: Asia's top hub (2nd