MOUNTAIN VIEW, Calif. -- Robots have long been seen as a bad bet for Silicon Valley investors -- too complicated, capital-intensive and "boring, honestly," says venture capitalist Modar Alaoui.

But the commercial boom in artificial intelligence has lit a spark under long-simmering visions to build humanoid robots that can move their mechanical bodies like humans and do things people do.

Alaoui, founder of the Humanoids Summit, gathered more than 2,000 people this week, including top robotics engineers from Disney, Google and dozens of startups, to showcase their technology and debate what it will take to accelerate a nascent industry.

Alaoui says many researchers now believe humanoids or some other kind of physical embodiment of AI are "going to become the norm."

"The question is reall

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