Meta 开发预测市场应用 Arena，对标 Polymarket 和 Kalshi
Zuckerberg Directs Meta to Build a Prediction Markets App
Meta is building a prediction markets app called Arena to rival Polymarket and Kalshi, likely starting with a points system rather than real-money betting.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力