How TikTok's auto-generation tools helped popularize subtitles in the app, as creators compete for the estimated 75% of users who leave their phones on mute (Brian Contreras/Los Angeles Times)

Brian Contreras / Los Angeles Times:
How TikTok's auto-generation tools helped popularize subtitles in the app, as creators compete for the estimated 75% of users who leave their phones on mute  —  TikTok creator Alyssa McKay has perfected a persona people love to hate: a Regina George-esque rich girl whose bouncy raps are packed …