Microsoft's big quantum bet

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Microsoft unveils a new quantum chip. It's a big moment for the company, as its quantum programme has faced criticism. Is the tech giant's strategy finally paying off? And when will this chip deliver practical quantum computing? The BBC's Technology Editor, Zoe Kleinman, interviews Microsoft's executive vice president for quantum.Also this week: what new tech can soccer fans expect at the World Cup? Shiona McCallum reports from FIFA headquarters in Switzerland. And a leading critic of AI hype returns to Tech Life.Presenter: Chris Vallance Producer: Tom Quinn(Photo: A hand is seen holding the new Majorana 2 quantum chip from Microsoft. The chip is gold-coloured. It is so large that it is the same size as the hand. Credit: Microsoft)