There's arguably no bigger buzz phrase on Wall Street right now than "artificial intelligence." AI, as it's more commonly abbreviated, describes the use of software and systems that handle tasks usually overseen by humans. The game-changer is the machine-learning capacity of AI, which allows software and systems to grow smarter and more efficient over time.

The lure of AI is its global breadth. It's a tool that virtually every sector and industry can use to improve productivity and/or encourage consumption. According to a report from PwC, the global economic impact of AI in 2030 is expected to be $15.7 trillion.  That's a big number, and everyday investors haven't been shy about not wanting to miss this next-big-thing opportunity.

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Source Fool.com