A version of this article appears in print on July 6, 2021, Section D, Page 5 of the New York edition with the headline: The Sound of One Walrus Clapping? Very Loud..

YouTube deserves a round of applause — because the video platform can now include [APPLAUSE] and other sound effects in a video’s closed captions automatically. The caption expansion ...

Google has updated Google+ Hangouts to include sound effects that range from laugh tracks, to chirping. Get ready to be annoyed by constant laughing after jokes, clapping after singing, and plenty ...