精选70MarketWatch（RSS）股市
苹果市值逼近英伟达，有望重夺美国最大公司宝座
Apple is closing in on Nvidia as it looks to reclaim title of largest U.S. company
Once the face of the AI trade, Nvidia’s valuation has compressed to levels not seen since 2013 while Apple shares continue to power higher
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