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Jensen Huang has been busy.

Nvidia's GTC in Berlin was the grand finale of a week-and-a-half whistle stop European tour. Huang met with world leaders — including U.K. Prime Minister Andy Burnham, French President Emmanuel Macron and German Chancellor Friedrich Merz — announced new products and even spent time talking to small robot ducks on stage.

The Nvidia chief must be tired. At a media Q&A on Thursday morning, he gave reporters an insight into his mantra. Talking about bringing data centers online faster, Huang said: "Try less sleep, which is what I do."

And the trip's not over for Huang.…