Companies are betting big on AI – and burning through cash to do it.

They’re pouring hundreds of billions of dollars into building data centres and developing new models – such as ChatGPT. And so far, these projects are yet to see a financial return.

There is one clear winner: Nvidia – the company that makes the chips that power this tech.

But how long can its customers keep spending before they have to either turn a profit or scale back?

Today, Reuters journalist Stephen Nellis on how long this AI boom can last – and what a crash might look like.

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Guest: Reuters journalist Stephen Nellis

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The year is 1934, and the setting is Scotland. Startling photos have emerged, appearing to capture the Loch Ness monster.

Fast-forward 90 years to 2024, to an election campaign in Australia, and a video is released of a prime minister promising to ban gambling ads.

Both are fake – designed specifically to deceive. And while humans have always had a tendency to mislead each other, what’s new is the technology.

It’s now easier than ever to create highly realistic fake content. And we’re only just starting to see how wide-ranging and insidious the impact will be.

Today, independent senator David Pocock – on his new bill to crack down on deepfakes – and why he thinks the government has dropped the ball on regulating AI.

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Guest: Independent senator David Pocock

Photo: AAP Image/Mick Tsikas

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Negotiators at this year’s global climate summit in Brazil almost didn’t reach a deal – but when they did, the watered down pledge left many countries reeling.

While the agreement boosts finance for poorer nations experiencing the worst of global warming – it fails to even mention the fossil fuels driving it.

Outside the official COP process, dozens of countries signed a pledge to phase out fossil fuels. But while Australia signed - Anthony Albanese says his government will keep approving new coal and gas projects.

Today, Greenpeace Australia Pacific chief executive David Ritter, on what really happened in Brazil – and whether COP is now just a cop out.

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Guest: Greenpeace Australia Pacific chief executive David Ritter

Photo: AP Photo/Andre Penner

See omnystudio.com/listener for privacy information.