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64亿美元比特币期权到期，价格徘徊8万美元附近
Live updates: Bitcoin options worth $6.4 billion just expired as prices hover near $80,000
The $6.4 billion expiry cleared after bitcoin’s run from roughly $62,000 to $80,000, leaving traders to rebuild positions around a very different price range.
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