Timeline: thousands now, millions later

Elon Musk says humanoid robots represent the biggest business opportunity in the history of the world. But what problems do these robots actually solve? And why do they have to look like humans?

We pose those questions and more to Dr. Jonathan Hurst this week, one of the pioneers of modern robotics. He’s the co-founder and Chief Robot Officer at Agility, which makes a humanoid called “Digit," which is actually working in warehouses.

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