When it comes to the artificial intelligence gold rush, investors are opting for the perceived safety of the picks-and-shovels play rather than the miners. That could be a mistake.
当人工智能淘金热中，投资者选择了被认为安全的铁镐和铁铲(Picks and Shovels)投资策略，而不是选择矿商。这可能是个错误。
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