Artificial intelligence (AI) is still on top of investors' minds. With the belief that this could be a game-changing technology, it makes sense why people want to gain exposure to this trend in their portfolios.

That's also true for the great Warren Buffett, who has historically shied away from making tech investments. Berkshire Hathaway, the massive conglomerate that he runs, has 29% of its public equities portfolio in one monster AI stock.

Continue reading to find out what company this is and if it makes for a smart investment right now.

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Source Fool.com