By Queenie Wong and Wendy Lee, Los Angeles Times

A man mourns the loss of his dead celebrity mom, who unexpectedly appears before him as a hologram in his childhood home, singing and strumming a guitar.

The touching scene is from a new short film called “Sweetwater” that has an unlikely backer: Google.

Amid all the hand-wringing over artificial intelligence and the potential threat it poses to Hollywood and the creative community, the tech giant is looking to reframe the narrative with a 21-minute film that examines whether technology can help humans process grief in this new era of the digital age.

Google set the stage for that discussion with a glitzy event at the Academy Museum of Motion Pictures on Monday night. Actors, filmmakers, producers and entertainment workers packed a Los A

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