A study found Polymarket\'s 5-minute bitcoin prediction contracts may work against ordinary traders by encouraging spot price influence just before settlement. Stanford University and Singapore Management University researchers said the short settlement window can create arbitrage opportunities for sophisticated participants. They estimated about $1.28 million shifted from general traders to manipulation participants in the sample period. Extending the contract duration to 15 minutes largely removed the effect, they said.

China is positioning robotics as a core pillar of its AI strategy in its next five-year plan, shifting emphasis from software to hardware. It plans to unveil next-generation robots at the 2026 World Artificial Intelligence Conference. Analysts expect large subsidies and rising private investment, while China’s production share is seen as dominant. Industry groups and research institutes say gaps remain between demos and real-world use, and costs and dependencies persist.