On November 11 Eastern Time, Apple hit a record closing high of $275.25, with a market value reaching $4.07 trillion. Against the backdrop of growing market concerns over the 'AI bubble theory,' some analysts believe that Apple's relatively restrained investment in AI could position it as a safe haven. Do you think Apple's AI strategy is one of deliberate late-mover advantage or a missed opportunity? Can Apple continue to maintain its $4 trillion valuation?