Amazon isn't the only player. In the fight for the status, Libro.fm has surged ahead because it supports local bookstores.
I need to address the narrative style—maybe the dual narration and pacing. Also, how the free availability on platforms like YouTube or Spotify contributes to its widespread reach. The social media aspect and community building around it is another angle. the+sword+of+kaigen+audiobook+free+top
Possible outline: