超三分之二科技股较高点跌20%，AI交易退潮
More than two-thirds of tech stocks are at least 20% off recent highs. What’s happening to the AI trade?
Major semiconductor names have been falling hard as investors take profits following a blockbuster second quarter.
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