#PI The year 2025 is a key turning point for Pi Network (Pi coin), as the Mainnet officially launches a technical upgrade, moving towards a global ecosystem. However, the market has doubts about its legality and value. From the perspectives of technology, ecology, market, and Compliance, here are the latest developments regarding Pi coin. Mining data integration and KYC verification ensure Compliance; Node upgrades optimize the network; the advertising platform is open, and venture capital funds promote application development; in the future, it will face challenges of technical compatibility and regulatory pressure, and investors need to assess carefully.