Artificial intelligence (AI) investing can take many shapes. While some are buying the fastest-growing stocks they can get their hands on, others are looking at more backdoor plays like utilities and infrastructure. Another way is to invest in companies providing the computing infrastructure.There are many ways to do it, and I think looking to some legendary investors for some guidance is a smart move.One way to do this is to follow billionaire hedge fund managers. Because these entities are required to rep ...