According to Satya Nadella (@satyanadella) at the Y Combinator AI Startup School, the true measure of AI advancement is its tangible impact on key sectors such as healthcare, education, and productivity (source: Twitter, June 25, 2025). Nadella highlighted that startups focusing on real-world AI applications in these areas are driving valuable innovation and unlocking significant business opportunities for both new ventures and established enterprises. He emphasized that AI-powered solutions are reshaping patient care, personalized learning, and workplace automation, setting new benchmarks for industry growth. These developments present strong market potential for companies leveraging AI to solve practical problems and improve everyday lives (source: Twitter, June 25, 2025).