Chief Justice Roberts, once such a lawyer, has said he has mixed feelings about the trend.

© Eric Lee/The New York Times

In India, some people are strapping cameras to their bodies to collect data on how humans move and train A.I.

In the fast-growing field of data annotation, workers in a small city in south India train A.I. to improve how it performs tasks traditionally done by people.

© Anindito Mukherjee for The New York Times

With its pixelated visuals, “The Bull is Coming” is being celebrated for its authenticity in the age of A.I. and is shaping up to be a Gen Z cult classic.

© Andy Wong/Associated Press