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15 stories
Machines

Robots at work: the case for the ordinary cart

A machine that moves supplies through a building can reveal more about useful automation than a spectacular humanoid demonstration. Its hardest problems may belong to the building and the service around it.

8 min read
Intelligence

When the exam becomes part of the textbook

A model can know the subject, recognize the question or have encountered the answer. A credible evaluation needs to distinguish those possibilities without treating every high score as evidence of cheating.

9 min read

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