Polymarket launches a new betting market on Eurozone debt ratings. Market participants are betting: Will the EU face a sovereign debt rating downgrade within this year? This prediction market reflects investors' real-time assessment of Europe's economic outlook. From the perspective of crypto derivatives, such political and economic event prediction contracts are increasingly becoming tools for institutions and retail investors to hedge macro risks. Historically, European debt risks have often triggered chain reactions, and it is worth observing how the market prices this time.