AI is a significant opportunity for Dell's server business, but PC demand remains weak in the near term.Share prices of Dell Technologies (DELL 0.37%) have more than tripled over the past year. The company is a leading supplier of servers, and it's experiencing tremendous demand for servers optimized for artificial intelligence (AI).The opportunity in AI servers is one reason to be optimistic about the stock's prospects, but other areas of Dell's business, such as PC products, are weighing on the company's ...