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guard your card.com. Welcome to Tech News Briefing. It's Thursday, February 27th. I'm Charlotte Gartenberg for the Wall Street Journal.

Larry Ellison, the co-founder and executive chairman of Software Giant Oracle, wants to change farming using AI, robotics, and software.

The company behind his efforts, Sensei Ag, is eight years in the making and has cost him more than half a billion dollars.

But so far, the greenhouses on a remote stretch of the Hawaiian island of Lanai have not yet

boosted output or nutrition with their crops. Our reporter Tom Duton has been following this story,

and he tells us how Ellison has sought to transform agriculture with

tech, and why the effort so far has been a bust.

Tom, we've talked about Oracle on this show before, but for a refresher, who's Larry Ellison?

Larry Ellison is the chief technology officer and executive chairman of Oracle, which is this giant database company based in Silicon Valley.

It's kind of a Silicon Valley legend.

It dates back to the era of Microsoft and Apple and that whole cohort of Silicon Valley.

And Larry Ellison is kind of one of the members of that

club, famous to many people around here as Steve Jobs and Bill Gates is. And he, unlike the rest of

them, has remained involved in Oracle. And he is 80 years old now and still extremely

involved in the day-to-day, appears on all the earnings calls and still as active as

almost anyone is, but certainly compared to someone from his generation of Silicon Valley.

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