They are not only displayed, they are hard coded and there is usually 2 separate...

johnwalkr on March 2, 2021 | parent | context | favorite | on: Speed Is the Killer Feature

They are not only displayed, they are hard coded and there is usually 2 separate videos (dubbed and subbed) for non-Japanese content. That being said, new content is starting to have multiple audio and subtitle tracks (like Netflix).