精选75CoinDesk（RSS）加密货币
比特币期权交易者加仓5万美元看跌期权，黄金期货现死叉
Bitcoin options traders load up on $50,000 puts and gold futures flash a death cross
Bitcoin options flows and a record gold OI suggest traders are bracing for further downside rather than a sustained recovery.
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