Andrew Albanese / Publishers Weekly:

Audible will limit its Captions program, which shows text alongside narration, to public domain works until the copyright lawsuit filed by seven publishers ends  —  IBPA CEO Angela Bole said IBPA “sees benefit in something like the Audible Captions program, but not without proper permission …

Audible will limit its Captions program, which shows text alongside narration, to public domain works until the copyright lawsuit filed by seven publishers ends (Andrew Albanese/Publishers Weekly)
Source: Tech Meme